The poultry industry invests significant resources into genetics, hatching and breeding to ensure high-quality birds enter the supply chain. How do you preserve that value through catching, transport, lairage, and processing – without compromising welfare, quality, or operational efficiency? Live bird handling has become one of the most critical control points in modern poultry processing. It directly influences product quality, compliance, yield, and overall plant performance.

Efficient, low-stress live bird handling is essential for the performance and success of any poultry processing operation.

The Challenge Behind Live Bird Handling
In today’s poultry industry, processors operate under increasing pressure from multiple directions.
Higher processing speeds demand more from every part of the system. At the same time, labour challenges make manual handling more difficult to sustain. Stricter animal welfare regulations continue to raise expectations, while sustainability targets require reductions in energy use, emissions, and waste. On top of this, biosecurity risks must be tightly controlled to protect both product and plant integrity.

These external pressures translate into very real operational challenges:
– Avoiding dead-on-arrivals and bird injuries
– Ensuring high standards of animal welfare throughout catching, transport, lairage, and reception
– Maintaining consistent product quality
– Ensuring steady line feeding without disruption
– Reducing reliance on manual labour
– Managing variability in farm and transport conditions

Even small inefficiencies in live bird handling can cascade through the entire production process, affecting both cost and output.

Automation in the reception area ensures smooth, efficient handling while reducing reliance on manual labour.

Why It Matters More Than Ever
Live birds represent a high-value input that has already required significant investment before they reach the plant. Any loss in quality during handling translates directly into lost yield and reduced profitability.

Poor handling conditions during catching, transport, or reception can lead to stress, injury, and inconsistent product quality. These issues do not remain isolated – they impact downstream efficiency, outcome quality, and customer expectations.

In contrast, well-designed handling systems help maintain control over a process that has traditionally been variable and labour-intensive.

Transport equipment should be robust and allow for a safe journey from farm to plant.

The Role of Modern Live Bird Handling Systems
To address the above-mentioned challenges, the industry is increasingly moving toward integrated, automated, and welfare-focused handling systems.
Modern solutions are designed to manage the full journey from farm to shackling in a controlled and consistent way, reducing variability and improving outcomes across multiple dimensions.

Key capabilities include:
Gentle and Controlled Handling
Reducing stress and physical impact during catching, transport, and unloading helps preserve both welfare and product quality.

Automated Processes Where It Counts
Automation in key areas such as catching, unloading, stacking, or equipment washing reduces labour dependency while improving consistency and throughput.

Stable Line Feeding
Reception systems are designed to ensure a continuous and controlled flow of birds to the shackling area, even at high processing speeds.

Environmental Control
Proper airflow during transport and lairage helps prevent heat stress and supports animal welfare under varying climate conditions.

Hygiene and Biosecurity
Washable and disinfection-ready systems help reduce pathogen risks and maintain strict hygiene standards between flocks.

Scalability and Flexibility
Modular system designs allow processors to expand capacity or adapt layouts as production needs evolve, without major operational disruption.

Highly effective washing equipment eliminates the risk of inconsistencies associated with manual cleaning, ensuring reliable and repeatable hygiene standards.

Key Factors in System Design
Selecting the right live bird handling approach depends heavily on operational context. Farm layout, infrastructure, and access conditions all influence system design.
Large-scale operations require high-capacity systems capable of handling volume efficiently, while maintaining gentle handling principles. In contrast, labour availability may determine the level of automation required.

Climate conditions also play an important role. Systems must support adequate airflow and temperature control to prevent heat stress during transport and lairage.
Finally, biosecurity requirements and cleaning protocols are increasingly important, requiring equipment designed for effective washing and contamination control.

A well-designed live bird handling system takes conditions across the farm, transport, and reception areas into account to ensure best performance

A System-Level Approach to Performance
The most effective live bird handling strategies treat the entire process as one integrated system rather than isolated steps.
From farm loading to plant reception, every stage must work together to maintain flow, protect bird welfare, and support consistent processing.
When this is achieved, processors benefit from:
– Improved animal welfare outcomes
– Higher and more consistent product quality
– Reduced dead-on-arrivals and injuries
– Better operational efficiency and throughput stability
– Lower labour dependency
– Stronger compliance with regulatory standards
–   Greater long-term scalability

Choosing the Right Provider
To meet these diverse needs of a global market, BAADER offers crate handling and module/drawer solutions in a variety of modular layout options. These solutions are designed to adapt to specific operational requirements, ensuring flexibility and efficiency in handling processes.

Our live bird handling specialists provide processing audits to effectively analyse current and future challenges, helping processors design reception layouts that meet market demands. With over 80 years of proven expertise in handling live birds, we offer solutions supported by both global and local services to ensure equipment operates smoothly and efficiently.

Visit: https://poultry.baader.com/live-bird-handling to learn more about the BAADER live bird handling solutions

Introduction
Inclusion Body Hepatitis (IBH) is an economically important viral disease of broiler chickens characterized by sudden mortality, hepatitis, and the presence of intranuclear inclusion bodies in liver cells. The disease is primarily caused by Fowl Adenoviruses (FAdVs), particularly serotypes belonging to species D and E. IBH has become increasingly significant worldwide due to its impact on broiler performance, increased mortality, poor feed conversion, and substantial economic losses. The disease mainly affects young broiler chickens between 3 and 7 weeks of age, although birds of other ages may also be affected. Vertical transmission from breeder flocks and horizontal spread through contaminated litter, water, equipment, and personnel play major roles in disease dissemination.

Etiology
IBH is caused by Fowl Adenoviruses (FAdVs), non-enveloped double-stranded DNA viruses belonging to the genus Aviadenovirus within the family Adenoviridae. Several serotypes have been associated with disease outbreaks, including FAdV-2, FAdV-8a, FAdV-8b, and FAdV-11.
Predisposing factors include:
– Immunosuppression caused by Infectious Bursal Disease (IBD)
– Chicken Infectious Anemia (CIA)
– Mycotoxicosis (Poor quality of feed ingredients contaminated with fungus and Mycotoxins).
– Poor Biosecurity and Management
– High stocking density

Clinical Signs
Affected broiler flocks may exhibit:
– Sudden increase in mortality
– Depression and lethargy
– Huddling with Ruffled feathers
– Reduced feed and water consumption
– Usually affects birds of 3 to 5 weeks age, but can be seen in the chicks aging from 4-5 day old.
– Pale comb and wattles
– Poor weight gain
– Diarrhoea with mucoid droppings or green droppings
– Anemia in severe cases
Mortality rates generally range from 5–15%, but outbreaks may occasionally result in mortality exceeding 30%.

Post-Mortem Lesions
The most characteristic lesions are observed in the liver.
Gross Lesions
Liver
– Enlarged, swollen, and pale liver
– Yellowish discoloration
– Multifocal necrotic foci
– Petechial and ecchymotic hemorrhages
– Friable consistency
Kidneys
– Enlarged and pale kidneys
– Congestion
Heart
– Hydropericardium may occasionally be present
– Pale myocardium
Spleen
– Enlargement and congestion
Histopathological Lesions
Microscopic examination reveals:
– Severe hepatic necrosis
– Basophilic intranuclear inclusion bodies in hepatocytes
– Degeneration and destruction of liver cells
– Mononuclear cell infiltration
The presence of characteristic intranuclear inclusion bodies is considered pathognomonic for IBH.

Serology
Serological testing is useful for monitoring flock exposure and breeder immunity.
Common serological methods include:
ELISA (Enzyme-Linked Immunosorbent Assay)
– Detects antibodies against Fowl Adenovirus
– Useful for flock monitoring
– Evaluates maternal antibody levels
Virus Neutralization Test (VNT)
– Determines serotype-specific antibodies
– Primarily used in research and epidemiological investigations
Interpretation
– High antibody titers in breeders provide maternal protection to progeny.
– Seroconversion in broilers indicates field exposure.
– Paired serum samples can help determine recent infection.
Diagnosis
Diagnosis should be based on a combination of clinical history, post-mortem findings, histopathology, and laboratory confirmation.
Field Diagnosis
Suspect IBH when:
– Sudden mortality occurs in 3–7 week-old broilers.
– Enlarged, pale, hemorrhagic liver is observed.
– There is a history of immunosuppressive diseases.
Laboratory Diagnosis
Histopathology
– Demonstration of intranuclear inclusion bodies in hepatocytes.
Polymerase Chain Reaction (PCR)
– Highly sensitive and specific.
– Detects and identifies FAdV serotypes.
Virus Isolation
– Performed in chicken embryo liver cells or embryonated eggs.
Immunohistochemistry
– Detects adenoviral antigen within tissues.
Sequencing
– Used for epidemiological studies and strain characterization.

Treatment
There is no specific antiviral treatment for Inclusion Body Hepatitis.

Management is mainly supportive:
Supportive Therapy
– Multivitamin supplementation
– Vitamin E and Selenium administration
– Use D’Bio-Mix 20-25 mL per 100 birds and ABES-URZZA 20 ml for 100 birds.
– Ionic electrolyte (ABESTRAL) supplementation and probiotic prebiotic supplementation
— Adequate hydration
Control of Secondary Infections
– Antibiotics may be administered under veterinary supervision to control secondary bacterial infections.
Management Measures
– Reduce stress factors
– Improve ventilation
– Maintain litter quality
– Ensure proper nutrition

Prevention and Control
Effective prevention relies on biosecurity and breeder vaccination.

Biosecurity Measures
– All-in/all-out management
– Thorough cleaning and disinfection
– Restriction of farm visitors
– Proper disposal of dead birds
– Control of rodents and insects
– Sanitation of equipment and vehicles
Breeder Flock Management
– Monitor antibody levels regularly.
– Vaccinate breeders to ensure maternal antibody transfer.
– Prevent immunosuppressive diseases such as IBD and CIA.
Control of Vertical Transmission
– Maintain healthy breeder flocks.
– Conduct routine serological surveillance.
– Implement strict hatchery hygiene.

Vaccination Schedule
Vaccination strategies vary according to local epidemiology and circulating serotypes.
Breeder Vaccination Program
Age Vaccine
8–10 weeks Killed IBH (primary dose)
14–16 weeks Booster dose
18–20 weeks (before lay) Optional booster in high-risk areas
Broiler Vaccination
Routine vaccination of broilers is generally not practiced in many regions because protection is primarily achieved through maternal antibodies. However, live or inactivated vaccines may be considered in endemic areas under veterinary guidance.
Objectives of Vaccination
– Prevent vertical transmission
– Enhance maternal antibody levels
– Reduce mortality and production losses
– Improve flock uniformity

Economic Impact
IBH can result in:
– Increased mortality
– Poor growth performance
– Reduced feed efficiency
– Higher medication costs
– Increased carcass condemnation
– Significant financial losses to poultry producers

Conclusion
Inclusion Body Hepatitis remains an important viral disease of modern broiler production. Early diagnosis, strict biosecurity, breeder vaccination, and effective management practices are essential for disease prevention and control. Maintaining strong maternal immunity through breeder vaccination and minimizing immunosuppressive conditions can significantly reduce the impact of IBH on commercial poultry operations.

Clean, high-quality drinking water is one of the most important factors affecting the health, performance, and productivity of commercial poultry flocks. Before starting any ongoing water treatment program, producers must first ensure the entire water distribution system is thoroughly cleaned and free of accumulated deposits.

Why Deep-Water Line Cleaning Is Essential
Over time, poultry drinking lines develop biofilm, scale, and mineral buildup. These layers provide ideal hiding spots and nutrients for harmful bacteria such as E. coli, Pseudomonas, and Salmonella. Pathogens protected inside biofilm can survive for extended periods and continuously re-contaminate the flock.
Heavy buildup can also reduce water flow dramatically – sometimes by 70-80% – leading to reduced water intake and poorer flock performance. Traditional cleaning products often fall short when dealing with established biofilm, and some acidifiers or additives can even encourage yeast and fungal growth in certain conditions.

A Superior Cleaning Solution
One standout product that addresses these challenges effectively is Intra Hydrocare, an advanced stabilized hydrogen peroxide formulation. Thanks to its unique stabilization technology, it delivers a controlled, long-lasting oxidative action that penetrates deep into lines and reaches the very last nipple drinker.

Unlike conventional cleaners, Intra Hydrocare:
– Effectively breaks down and removes stubborn biofilm
– Eliminates a wide range of bacteria, viruses, yeasts, and fungi — even those shielded within biofilm
– Helps manage organic material along with certain mineral deposits
– Is biodegradable and safe for equipment, animals, and the environment when used according to label instructions
– Carries strong regulatory approvals across multiple countries

Key Factors to Evaluate Before Cleaning
Successful water system cleaning starts with understanding your specific situation:
– Water Source: Well water is particularly prone to biofilm and slime. Even treated municipal water can develop issues due to low flow rates and temperature increases inside poultry houses.
– Water Chemistry: High levels of calcium, magnesium, iron, manganese, or sulfur accelerate scale formation and residues.
– Previous Treatments: Regular use of vitamins, electrolytes, sugars, or mild acidifiers often accelerates organic buildup and makes lines harder to clean.
– Flock Health History: Recurring issues such as E. coli infections, necrotic enteritis, or respiratory problems can sometimes be traced back to contaminated water lines.

Recommended Deep Cleaning Procedure (Empty House)
1. Remove birds and flush the entire system with plain water, using high pressure where possible to dislodge loose debris.
2. Prepare a 1-3% solution of Intra Hydrocare (typically 1-3 liters per 100 liters of water) using a reliable medicator or injector.
3. Fill all lines completely, activate the nipple drinkers, and allow adequate contact time-preferably up to 24 hours for heavy biofilm.
4. Thoroughly flush the system afterward with clean water.
Note on volumes: A 100-foot section of ½-inch line typically holds approximately 9.5 liters. Accurate calculation ensures proper dosing and coverage.

Maintaining Clean Lines Between Flocks
A one-time deep clean is only the beginning. To prevent rapid recontamination, implement a daily water sanitation program using Intra Hydrocare at maintenance levels (generally 50–100 ml per 1,000 liters of water). Its slow-release properties provide ongoing protection without compromising bird performance.
For farms with hard water, combining the treatment with appropriate descaling steps can further improve results. Pay special attention to water quality during the first 7–10 days after placement of a new flock.

Bottom Line
High-performing poultry flocks need consistent access to clean, safe drinking water. Investing in proper water line cleaning and ongoing sanitation with a proven, effective product like Intra Hydrocare helps protect bird health, improve performance, and support better profitability.
Producers looking for reliable protocols tailored to their operation should consult their local Intracare professionals for practical guidance.

Weather fluctuations, particularly during seasonal transitions, create significant stress in poultry production systems. Sudden changes in temperature, humidity, ventilation patterns, and air quality weaken the birds’ immune defenses and predispose them to respiratory infections. Among these, Mycoplasmosis is one of the most economically important diseases affecting both commercial layers and breeder flocks.

The two major pathogenic species affecting poultry are:
– Mycoplasma gallisepticum infection (MG)
– Mycoplasma synoviae infection (MS)
These organisms are highly contagious and often become more problematic during changing weather conditions due to increased environmental stress and compromised flock immunity.

Why Changing Weather Increases Mycoplasma Problems
During weather transitions such as:
– Summer to monsoon
– Monsoon to winter
– Sudden cold or heat waves
birds experience physiological stress that suppresses their immune response. Several environmental factors contribute to Mycoplasma outbreaks:
1. Temperature Fluctuation
Rapid day-night temperature variation stresses birds and damages the respiratory mucosa, making it easier for Mycoplasma organisms to colonize the respiratory tract.
2. Poor Ventilation
Farmers often reduce ventilation during cold weather to conserve heat. This increases:
– Ammonia levels
– Dust accumulation
– Humidity
– Carbon dioxide concentration
Such conditions irritate the respiratory tract and favor Mycoplasma multiplication.
3. High Humidity and Wet Litter
During monsoon seasons, excessive moisture increases pathogen survival and worsens respiratory stress.
4. Secondary Infections
Changing weather also favors bacterial and viral co-infections such as:
– Newcastle disease
– Infectious bronchitis
– Escherichia coli infection

These infections intensify the severity of Mycoplasma disease.
Clinical Signs in Layers and Breeders
Affected birds may show:
– Coughing and sneezing
– Nasal discharge
– Rales and respiratory sounds
– Swollen sinuses
– Watery eyes
– Reduced feed intake
– Depression and poor growth
– Increased mortality in severe cases

In breeder flocks, fertility and hatchability may decline significantly.

Impact on Layer Performance
Mycoplasma infection severely affects commercial egg production.
1. Drop in Egg Production
Layers infected with MG or MS commonly show:
-Sudden reduction in egg production
– Irregular laying patterns
– Delayed peak production
Production losses may range from 5–20% depending on flock condition and secondary infections.
2. Poor Egg Quality
Infected layers may produce:
– Thin-shelled eggs
– Misshapen eggs
– Smaller eggs
– Poor shell strength
This increases breakage and market rejection.
3. Increased Feed Conversion Ratio (FCR)
Respiratory stress reduces feed efficiency, increasing production cost per egg.
4. Increased Culling and Mortality
Chronically affected birds become poor performers and require early culling.

Impact on Breeder Performance
The economic effect of Mycoplasma is even more serious in breeder operations.
1. Reduced Fertility
Mycoplasma infection negatively affects reproductive performance, lowering fertility percentage.
2. Poor Hatchability
Vertical transmission through eggs can infect embryos, causing:
– Embryonic mortality
– Weak chicks
– Poor hatchability
3. Transmission to Progeny
MG and MS can spread from infected breeders to chicks through eggs, creating long-term farm problems.
4. Reduced Chick Quality
Chicks from infected breeder flocks often show:
– Weakness
– Respiratory distress
– Poor growth potential
– Higher early mortality

Economic Losses
Mycoplasma outbreaks during changing weather can lead to major financial losses through:
– Reduced egg production
– Poor hatchability
– Increased medication costs
– Mortality and culling
– Lower chick quality
– Increased feed costs
– Trade restrictions in breeder operations

Diagnosis
Accurate diagnosis is essential for effective control. Common diagnostic methods include:
– Serological testing (ELISA, SPA)
– PCR testing
– Culture and isolation
– Postmortem examination

Typical lesions include:
– Air sacculitis
– Tracheitis
– Foamy air sacs
– Pneumonia

Prevention and Control Measures
1. Maintain Proper Ventilation
Ensure adequate airflow without creating drafts.
2. Reduce Environmental Stress
– Maintain uniform temperature
– Avoid sudden temperature changes
w Control humidity levels
3. Strengthen Biosecurity
– Restrict visitor movement
– Disinfect equipment
– Control wild birds and rodents
4. Vaccination
Vaccination programs against MG and MS should be followed according to veterinary recommendations.
5. Early Medication
Prompt treatment using appropriate antimicrobials under veterinary guidance can reduce severity.
6. Improve Litter and Air Quality
Regular litter management helps reduce ammonia and dust.
7. Nutritional Support
Provide vitamins, electrolytes, and immune boosters during stressful weather periods.

Conclusion
Changing weather conditions significantly increase the risk and severity of Mycoplasma infections in poultry farms. Layers suffer from reduced egg production and poor egg quality, while breeders face severe reproductive and hatchability losses. Because Mycoplasma infections often become chronic and difficult to eliminate, prevention through good management, ventilation, biosecurity, and stress reduction remains the most effective strategy.

Early detection and timely intervention are essential to maintain flock health, productivity, and profitability during seasonal

Global expertise meets local partnerships, the three-day show introduces a complete feed to food platform for India’s fastest-growing agribusiness sector


VIV Select India 2026 takes place from 22–24 April 2026 at Yashobhoomi Convention and Expo Centre, New Delhi, introducing the globally established VIV Worldwide platform to the Indian market for the first time. The three day business to business exhibition brings together international and domestic suppliers, industry leaders, and decision makers at a pivotal moment for India’s rapidly expanding animal protein sector.

Organised by VNU Exhibitions Europe, the international division of Royal Dutch Jaarbeurs, in strategic partnership with the Poultry Federation of India (PFI), VIV Select India has been developed as a long term platform to support technology transfer, business growth, and international collaboration within India’s livestock and animal protein industries.

Exhibitors and Technologies on Display
VIV Select India 2026 features over 130 exhibitors, representing a strong mix of Indian and international companies. Participation spans Europe, the Middle East, and Asia, underscoring India’s growing importance as a destination for innovation, investment, and long term collaboration in animal protein production.

The event is supported by a broad coalition of national and regional industry associations, reinforcing its role as a unifying platform for poultry, dairy, and allied livestock sectors.
The exhibition floor presents a comprehensive cross section of technologies and services designed to enhance productivity, efficiency, sustainability, and product quality across animal protein production. Visitors can expect solutions ranging from automation and precision systems to animal health, biosecurity, processing, and digital tools.

International and Indian companies such as Big Dutchman, JBT Marel India, Viscon Hatchery Automation, De Heus Animal Nutrition India, FAMSUN, Venky’s India, and Himalaya Wellness Company are among those confirmed—alongside many other technology providers serving integrators, producers, processors, and service companies.

VIV Square: Knowledge Exchange at the Core
VIV Square opens with a formal inaugural ceremony marked by the presence of senior industry leaders and government representatives, including Mr. Jeroen van Hooff, President & CEO of Royal Dutch Jaarbeurs and VNU Group, Mr. Ranpal Dhanda, President of the Poultry Federation of India, and Prof. S.P. Singh Baghel, Honorable Minister of State for Fisheries, Animal Husbandry & Dairying. The opening is further distinguished by participation from key public and diplomatic stakeholders such as Ms. Varsha Joshi, Additional Secretary, Department of Animal Husbandry & Dairying, Government of India, H.E. Ms. Marisa Gerards, Ambassador of the Kingdom of the Netherlands, and Shri Mahipal Dhanda, Education Minister of Haryana.

Across the three days, the programme includes expert-led sessions addressing critical developments in poultry production, dairy advancement, and animal health. Industry leaders from companies including Viscon Hatchery Automation, De Heus Animal Nutrition, JBT Marel, Venkateshwara Hatcheries (Ventri Biologicals), MSD Animal Health, HIPRA, CEVA, Holm & Laue, Binsar Farms, and Verka Dairy are all to share insights on topics such as automation and AI in production systems, nutrition strategies, processing performance, international dairy collaboration, and advances in vaccines and biologicals.

Patrick van Rooij, Project Manager – VIV Select India shares, “The poultry and livestock sectors are entering a phase where scale must be matched by efficiency, resilience, and smarter use of technology. VIV Select India has been developed to support that shift—by connecting the value chain, facilitating knowledge exchange, and giving professionals direct access to solutions that work in real production environments. This platform is as much about dialogue and learning as it is about business. Our goal is to create conversations that lead to stronger partnerships, better decisions, and long term value for the industry as a whole.”

Registration and Visitor Information
VIV Select India 2026 is open exclusively to trade professionals active across the animal protein and livestock value chain, including producers, integrators, processors, veterinarians, feed manufacturers, technology providers, consultants, policymakers, and industry media.

Visitor admission is free of charge and includes access to the full exhibition floor as well as all sessions at VIV Square, the show’s integrated knowledge programme. Advance online registration is recommended to ensure smooth entry and timely access to event updates and programme scheduling. The show is open during the event dates from 10:00 to 18:00.

Visitors can register online at india.viv.net/registration.

In the third edition of Global Talks, I engaged in an insightful discussion with Mr. Ahmad Omar, Regional Strategic Account Manager at Boehringer Ingelheim Animal Health, based in Dubai. The interaction explored the rapidly evolving dynamics of poultry health management across emerging markets and the increasing shift toward prevention-led, science-driven strategies that support sustainable, efficient, and responsible poultry production. Mr. Omar shared perspectives on Boehringer Ingelheim’s strong global commitment to animal health and welfare, outlining how innovative vaccine solutions, advanced vaccination technologies, and deep veterinary expertise are empowering poultry producers throughout the IMETA region (India, Middle East, Turkey, and Africa) to manage disease risks and enhance overall flock performance. He also highlighted India’s fast-growing poultry sector, pointing to significant opportunities for integrated health solutions, strengthened biosecurity frameworks, and collaborative partnerships to drive long-term, sustainable industry growth.

The Role of Prevention in Animal Health
Mr. Ahmad Omar highlighted that Boehringer Ingelheim firmly believes in “Prevention Works”, reflecting a strategic shift from treatment-focused approaches to preventive healthcare solutions. He explained that proactive vaccination, robust biosecurity, and science-based management practices are essential to ensure safe, sustainable, and efficient poultry production, particularly in fast-growing markets such as IMETA.

He also noted that animal health is closely linked to food security, public health, and economic development, making prevention-led strategies critical for governments, veterinarians, and producers alike. Dr. Omar further emphasized that early disease prevention not only reduces mortality and production losses but also helps improve predictability, consistency, and profitability at the farm level.

IMETA: A Strategic Growth Region
Discussing the IMETA region, Mr. Omar outlined why it is strategically important for Boehringer Ingelheim Animal Health:
Key Portfolio Focus
– Poultry vaccines and vaccination technologies
– Parasiticides and preventive solutions for companion animals
– Ruminant health and productivity solutions
Market Drivers
– Expanding commercial poultry production
– Rising biosecurity and disease challenges
– Growing awareness of pet health and preventive care
Strategic Priorities
– Excellence in launching innovative vaccines
– Strengthening partnerships with distributors, veterinarians, and industry stakeholders
– Leveraging digital tools for disease monitoring and farmer engagement

India: A Key Driver of Regional Growth
Speaking about India, Mr. Ahmad Omar described the country as one of the fastest-growing poultry markets globally. He noted that the sector’s growth is driven by rising protein demand, increased focus on biosecurity, and strong interest in preventive health measures.

Mr. Omar highlighted Boehringer Ingelheim’s leadership in poultry health through vaccines such as Vaxxitek® and Prevexxion®, which help control major diseases like Infectious Bursal Disease (IBD) and Marek’s Disease, thereby enhancing flock performance and improving food safety. He also emphasized the rapid expansion of India’s companion animal segment, with increasing pet ownership driving demand for parasiticides and preventive healthcare solutions, supported by strategic collaborations with local distributors.

Innovation, Partnerships, and Knowledge Sharing
Mr. Omar stressed that collaboration is central to Boehringer Ingelheim’s regional strategy:
– Veterinary and Academic Engagement: Partnering with veterinary associations and academic institutions to promote best practices in poultry and pet care.
– Digital Transformation: Deploying tools for disease tracking, planning, and data-driven decision-making for veterinarians and farmers.
– Training and Education: Conducting technical seminars, workshops, and programs to enhance preventive healthcare knowledge and improve on-farm implementation.

Sustainability and Community Impact
Mr. Omar highlighted Boehringer Ingelheim’s commitment to sustainability and responsible practices:
– Rabies Elimination: Supporting the global “Zero by 30” initiative to eradicate dog-mediated rabies through vaccination campaigns and awareness programs.
Reducing Antibiotic Dependence: Encouraging preventive vaccination and biosecurity measures to minimize antibiotic usage in livestock.
Capacity Building: Training veterinarians and farmers on responsible farming practices and animal welfare.
Community Development: Enhancing access to veterinary care in rural and underserved areas.
Environmental Responsibility: Reducing operational carbon footprint and promoting eco-friendly packaging.

Future Outlook
Concluding the discussion, Mr. Ahmad Omar shared Boehringer Ingelheim’s forward-looking vision for IMETA and India:
– Leadership in next-generation poultry vaccines for Avian Influenza, IBD, and Newcastle Disease
– Expansion into emerging segments such as aquaculture and advanced diagnostics
– Continued investment in digital innovation, sustainability, and prevention-focused programs

He reaffirmed the company’s commitment to supporting India’s poultry sector through science-driven solutions, strategic partnerships, and long-term sustainable growth initiatives.

MS-associated EAA has a direct influence on income and biosecurity expenses because it increases cracked and degraded eggs, increases labour costs for sorting and cleanup and decreases hatchability through higher embryonic mortality when shell integrity is compromised. EAA manifests as irregularities at the egg’s apex, including thinning, increased translucency and susceptibility to cracks. These defects lead to increased egg breakage and spoilage, directly leading to degrading egg quality and marketability.

Etiology and Transmission:
Mycoplasma synoviae, belongs to the Mycoplasmataceae family and is fastidious about its culture conditions as it requires serum and NAD on modified Frey media. The pathogenicity of strains varies due to immune evasion, adhesins, sialidase activity, nitric oxide generation and antigenic diversity.

Fig. 1. Transmission of M. Synoviae
The host range of the MS infection includes chickens, turkeys, ducks, geese, guinea fowl, pheasants, quail and psittacines. Transmission occurs via both vertical and horizontal route. Vertical transmission takes place through transovarian infection, leading to early chick exposure, while horizontal transmission occurs via aerosol spread, respiratory secretions, fomites and human activity. Once introduced, the infection tends to persist, as infected flocks become lifelong carriers. Multi-age layer systems further support its persistence and contribute to episodic clinical outbreaks.

Pathogenesis:
M. synoviae primarily enters the host through the respiratory tract, with the upper respiratory mucosa serving as the initial site of colonization. With the help of specialized surface proteins and adhesions the organism attaches to the epithelial cells which help it to evade mucociliary clearance. From the respiratory tract, it can spread locally, causing tracheitis, airsacculitis and respiratory distress. In some birds, the pathogen disseminates via bacteraemia, reaching synovial membranes and joints, where it induces inflammation. This leads to synovitis, characterized by swelling, pain and lameness, often accompanied by exudation of yellowish synovial fluid. The organism may also localize in the tendon sheaths and bursae, producing tenosynovitis. Co-infections with other respiratory pathogens (e.g., E. coli, NDV and IBV) exacerbate disease severity. Chronic infections are common and affected birds may become carriers, serving as reservoirs for flock-to-flock transmission.

Clinical Signs:
Mycoplasma synoviae most commonly causes subclinical upper respiratory infections or infectious synovitis and tenosynovitis, while in layers it is also associated with eggshell apex abnormality (EAA) syndrome, characterized by thin, rough, translucent shell apices and intermittent production loss (Feberwee et al., 2009). The clinical expression of the disease is often expressed by stress and co-infections with pathogens such as infectious bronchitis virus (IBV), Newcastle disease virus (NDV) and Escherichia coli (Lockaby et al., 1998).

Fig.2. Dull, depressed hen, Inflammation of foot pad, hock joint and cavity filled with exudates
Affected birds may show mild respiratory involvement, including slight tracheal rales and sinusitis which are more evident under poor air quality or concurrent respiratory infections. The musculoskeletal form is marked by lameness, reluctance to walk, swelling of the hock joint, wing joints and footpads with exudative tenosynovitis of tendon sheaths and sternal bursitis. In systemic or severe cases, signs include depression, inappetence, ruffled feathers, weight loss and pale to cyanotic head parts, with occasional vasculitis and keel bursitis. Morbidity typically ranges from low to moderate, while mortality is generally low but may increase in the presence of secondary bacterial infections, wet litter, cold stress and immunosuppression.

Post Mortem Lesions:
– Respiratory tract:
– Mild to moderate airsacculitis with thickening, opacity and presence of turbid or caseous exudate.
– Mucoid tracheitis and sinusitis (especially when complicated by co-infections).
– Joints and musculoskeletal system:
– Synovitis: Swollen joints (particularly hock, wing and foot joints) with accumulation of yellow to serofibrinous exudate.
– Tenosynovitis: Inflamed tendon sheaths filled with exudate.
– Sternal bursitis (breast blisters) with fibrinous to caseous material.
– Systemic involvement:
– Generalized fibrinous polyserositis in some cases, especially with secondary E. coli infection.
– Emaciation and poor body condition due to chronic disease.
– Eggshell apex abnormality (in layers):
No specific gross lesion in reproductive tract, but post-mortem examination may reveal rough, thin and translucent apices of eggshells in affected flocks.

– Diagnosis:
Diagnosis of MS relies on combination of clinical observation, serology, microbiology and molecular techniques. Observation of respiratory signs such as sneezing, coughing and nasal discharge, along with joint or tendon swelling indicative of synovitis or tenosynovitis and specially in layers, eggshell apex abnormalities like thin, rough or translucent apexes can be observed.
However, clinical signs alone are not definitive, as they can overlap with other infections like NDV, IBV or E. coli.

Serological tests, including ELISA, rapid plate agglutination (RPA) and hemagglutination inhibition (HI), are useful for flock-level monitoring, though maternal antibodies and past exposure can complicate interpretation. Microbiological isolation from choanal or tracheal swabs and synovial fluid using specialized media allows definitive identification of MS, but the process is slow and prone to contamination. Molecular methods such as PCR and real-time PCR offer rapid, sensitive and specific detection of MS DNA, even at low bacterial loads. For accurate diagnosis, a combination of clinical assessment, serology and molecular confirmation is recommended, especially in flocks showing respiratory disease, joint swelling, or eggshell defects.

Treatment
Along with careful use of antibiotics, proper management practices and vaccination strategies are very important in Mycoplasma synoviae management. Treatment typically relies on antimicrobials such as tylosin, tiamulin, doxycycline or enrofloxacin, which can reduce bacterial load and clinical signs, but complete eradication is difficult due to intracellular persistence. Widespread and indiscriminate antibiotic use has led to antimicrobial resistance (AMR) in MS strains because of these challenges, thus, vaccination plays a central role in flock protection, lower bacterial shedding and prevent eggshell apex abnormalities in layers.

Prevention and Control:
Prevention focuses on biosecurity measures, including sourcing MS-free breeders, controlling movement of personnel and equipment and minimizing stressors that predispose birds to infection. Integrated control combining vaccination, strict biosecurity, monitoring via serology or PCR and responsible antimicrobial use is essential to minimize economic losses, maintain flock health and reduce the risk of AMR development. Thus vaccination, combined with good biosecurity and management practices can control MS spread, minimizing antibiotic reliance and maintaining flock productivity.

Stallen South Asia Pvt Ltd is offering a unique inactivated vaccine MS-VAC particularly against Mycoplasma synoviae.
Key Features of MS-VAC:
– The Only Vaccine Made from highly immunogenic strains of Mycoplasma synoviae
– High titre (1010 CFU)
– Oil adjuvant
– High immunogenicity.
– High safety, effective protection and field compatibility

Duration of immunity in MS-VAC

Fig. 5 Duration of immunity in MS-VAC (3 weeks after challenging with virulent MS)
MS-VAC is a vaccine produced from highly immunogenic strains of Mycoplasma synoviae. The culture is inactivated and emulsified in light mineral oil, to ensure a high degree of protection after first vaccination, however the immunity is strongest and long lasting after second inoculation.
– Clinical observation of eggs laid, in vaccinated and non vaccinated commercial hens, after infection by field MS.

Field efficacy of MS-VAC against eggshell apex abnormalities (EAA):

A significantly lower (p=0,000) percentage of EAA affected eggs was observed in group 1 than in groups 2 and 3 (statistically significant difference for p<0.001).
Hence, MS-VAC proved to be effective in protecting commercial hens from EAA, significantly more than the competitiors, in farms infected with MS.

References are available on request

In today’s poultry industry, two factors play a decisive role in ensuring profitable, sustainable, and disease-free production:

Water Treatment and Biosecurity.
Together, they safeguard flock health, enhance performance, and reduce dependence on antibiotics.

1. Water Treatment in Poultry
Water is often called the “forgotten nutrient,” yet it is the most critical element in poultry production. Birds consume twice as much water as feed, and any compromise in water quality directly impacts growth, egg production, and immunity.

Key Challenges in Water Quality
– Microbial contamination: Bacteria such as E. coli and Salmonella spread through untreated water.
– Biofilm formation: Organic residues in pipelines harbor pathogens.
– Chemical impurities: High TDS, hardness, iron, or nitrates affect digestion and performance.
– pH imbalance: Acidic or alkaline water reduces feed intake. Water Treatment Practices
– Filtration to remove physical impurities.
– Acidification to maintain pH (5.5–6.5) and inhibit bacterial growth.
– Chlorination / Hydrogen Peroxide / Ozone for disinfection.
– Regular waterline flushing to prevent biofilm buildup.
– Monitoring TDS, hardness, and microbial load routinely.

2. Biosecurity in Poultry
Biosecurity means preventing disease entry and spread on the farm. With rising concerns about Antimicrobial Resistance (AMR) and the push toward antibiotic-free production, biosecurity has become more important than ever.

Three Levels of Biosecurity
1. Conceptual Biosecurity – Farm location, distance from other poultry units, controlled entry points.
2. Structural Biosecurity – Physical barriers, fencing, bird-proof sheds, water sanitation system.
3. Operational Biosecurity – Day-to-day practices like disinfection, vaccination, and visitor control.

Practical Biosecurity Measures
– Restrict farm access (only authorized persons allowed).
– Provide footbaths, hand sanitizers, and farm clothing.
– Disinfect vehicles, crates, and equipment before entry.
– Implement rodent and wild bird control programs.
– Maintain strict mortality disposal methods (incineration/composting).
– Regular vaccination and health monitoring.
– Keep detailed farm records for traceability.

3. Water Treatment + Biosecurity = Sustainable Poultry
While water treatment ensures internal health and performance, biosecurity provides external protection from infections. Both are complementary and essential.
– Clean water reduces gut-related diseases like colibacillosis and diarrhoea.
– Biosecurity reduces the risk of respiratory and viral infections.
– Together, they help in antibiotic-free poultry production, improve FCR (Feed Conversion Ratio), enhance bird welfare, and boost farmer profitability.

Water Quality Monitoring & Water-Borne Diseases in Poultry

Diagram shows that, the source of water we need to check, Ph, TDS, COLOUR, BACTERIA & VIRAL LOAD. This water will go to overhead tank & from there it will distribute to different Poultry shed tanks & through pipe & nipple it will available for birds, here we need to monitor the quality of water.

Importance of Water Sanitation in Poultry Production
In modern poultry production, the use of feed additives such as water and feed acidifiers, toxin binders, probiotics, and antibiotic growth promoters (AGPs) is a common recommendation by poultry nutritionists. Farmers are also increasingly incorporating low-cost protein sources like Rice DDGS, Maize DDGS, and Meat Meal (sometimes adulterated with leather powder) to reduce feed costs.

However, ignoring water sanitation remains one of the most critical mistakes in poultry farming. Even with balanced feed formulation and additives, if the water provided to the birds is contaminated, it results in:
• Loose droppings due to microbial contamination.
• Poor nutrient absorption – birds fail to utilize protein, energy, minerals, and vitamins in the diet.
• Increased incidence of diseases such as E. coli infections and Salpingitis.
• Weakened immunity and consequently poor production performance.

In contrast, a farm with proper water sanitation shows remarkable differences. For example, in one of my ideally managed farms, the birds consistently showed dry droppings (“DRY BEAT”), a clear indicator of good gut health and proper nutrient absorption. This success was achieved through:
• Regular water sanitation practices (disinfection, acidification, and monitoring).
• Ensuring feed hygiene along with the use of safe, food-grade raw materials.
• Strict biosecurity and management protocols.

Safe Water Treatment – A Farmer’s Responsibility

Many farmers currently use different chemicals such as chlorine gas, bleaching powder, and sodium hypochlorite for water treatment. They are not safe for poultry or humans. These compounds often leave harmful residues, alter water taste, reduce consumption, and may even add toxic by-products into the water. According to WHO guidelines, only food and pharmaceutical grade salt should be used for drinking water treatment — both for humans and poultry. The safest and globally recommended option is NaDCC (Sodium Dichloroisocyanurate), which ensures:
• Broad spectrum disinfection with very effective bacterial control
• Safe for poultry & human consumption
• No significant change in taste or odour
• Eco-friendly & easy handling
• Stable and longer shelf life compared to other chlorine sources

Using sub-standard chemicals not only compromises poultry performance (loose droppings, poor nutrient absorption, higher
disease load, chlorine toxicity) but also risks human food safety through residues in meat and eggs.
Key Impact: Farmers must understand that safe water treatment is not about the cheapest chemical, but about using WHO- recommended, food & pharma grade NaDCC for long-term health, productivity, and profitability.

Note: Why NaDCC (Food & Pharma Grade) is Always Better.

Among all the available chlorine-base compounds for water sanitation, Food & Pharma grade Sodium Dichloroisocyanurate (NaDCC) is the safest and most effective choice.

• WHO Recommended – Approved for safe drinking water treatment globally.
• Broad Spectrum Effectiveness – Provides strong and stable disinfection (48 hours’ stability).
• Safe for Birds & Humans – No harmful residues, no significant change in taste or odor.
• Eco-Friendly – No toxic by-products or sludge formation.
• Long Shelf Life – Up to 3 years, with easy effervescent tablet formulation.
• Ease of Use – Simple handling, no heavy cylinders or high manpower required.
• Therefore, NaDCC (Food & Pharma Grade) is always better than chlorine gas, bleaching powder, sodium hypochlorite, or halozone for ensuring Zero-Bacteria Water in poultry Farms.

Conclusion
In poultry management, prevention is always better than cure. Poultry farming success is not just about what we feed the birds, but also about the quality of water they drink every single day. Feed can be fortified, sheds can be modernized, but without clean water and strict sanitation, the full genetic potential of the flock can never be realized. Water is the simplest yet most powerful tool to secure healthy birds, higher productivity, and long-term profitability. Water treatment and biosecurity are not costs but investments that return multiple benefits in productivity, profitability, and sustainability.

Abstract
The Indian poultry sector is a cornerstone of the nation’s livestock economy, ensuring nutritional security, livelihood opportunities, and rural empowerment. As India advances towards the vision of Viksit Bharat 2047, strengthening animal health through modern vaccination strategies becomes imperative. Poultry production faces persistent challenges from infectious diseases such as Newcastle Disease, Infectious Bursal Disease, Marek’s Disease, Avian Influenza, and Salmonellosis, which not only cause heavy economic losses but also threaten food safety and trade opportunities. While conventional vaccines have played a pivotal role in disease control, their limitations—such as cold chain dependence, maternal antibody interference, and inadequate protection against evolving strains—demand innovative solutions.

Next-generation vaccine technologies, including recombinant DNA vaccines, vector-based vaccines, immune-complex vaccines, thermostable formulations, and in-ovo delivery systems, are transforming poultry health management. These approaches offer enhanced safety, longer-lasting immunity, and the potential for multivalent protection. Thermostable vaccines and oral or feed-based delivery methods hold special promise for rural and smallholder farmers by overcoming infrastructural constraints. Moreover, advanced vaccines contribute significantly to antimicrobial stewardship by reducing dependence on antibiotics, thereby aligning with the global One Health agenda and mitigating antimicrobial resistance risks.

The pathway to widespread adoption of these technologies requires integrated efforts from policymakers, research institutions, and the private sector. Public-private partnerships, farmer training, and targeted extension services are essential to ensure affordability, accessibility, and farmer compliance. Furthermore, harmonization with international standards will open new avenues for Indian poultry exports.

Over all next-generation poultry vaccines represent more than a disease-prevention tool; they are strategic enablers of sustainable production, food security, and global competitiveness. By embedding these innovations into a national animal health roadmap, India can safeguard its poultry sector and accelerate progress towards the goals of Viksit Bharat.

Poultry Sector and National Vision
The Indian poultry sector has emerged as one of the fastest-growing components of the livestock economy, contributing significantly to nutritional security, rural livelihoods, and national income. With over 6 million tonnes of chicken meat and more than 142 billion eggs produced annually, India ranks among the top poultry producers globally. However, the vision of Viksit Bharat 2047 emphasizes not just growth in numbers, but also sustainability, biosecurity, and resilience against diseases. Poultry flocks face major health threats from viral, bacterial, and parasitic infections, which can severely disrupt productivity. Vaccination is the most cost-effective and scientifically proven method to prevent infectious diseases in poultry. It not only safeguards flock health but also reduces dependency on antibiotics, thereby aligning with global efforts to combat antimicrobial resistance (AMR). In the Indian context, a robust vaccination strategy combined with innovative vaccine technologies is essential to ensure safe, sustainable, and globally competitive poultry production.

Major Poultry Diseases and Need for Vaccination

The Indian poultry industry is vulnerable to several devastating diseases that can wipe out entire flocks if not managed effectively. Newcastle Disease (Ranikhet), Infectious Bursal Disease (IBD or Gumboro), Marek’s Disease, Fowl Pox, Avian Influenza, Mycoplasmosis, Salmonellosis, and Coccidiosis remain primary threats. Outbreaks not only cause direct mortality but also result in poor feed conversion, reduced egg production, stunted growth, and increased veterinary costs. In a sector with narrow profit margins, even small disease outbreaks can push farmers into financial crisis. Vaccination is critical to prevent such losses and ensure predictable production. For example, ND vaccination is universally adopted in India, while IBD and Marek’s vaccines are routinely used in broiler and layer flocks. Vaccination also acts as a barrier against zoonotic diseases like Avian Influenza, which pose risks to human health. Beyond biological protection, vaccines are key to market access, as global trade standards demand disease-free certification. Thus, comprehensive vaccination programs serve as both a production necessity and a policy imperative for India’s poultry sector in its journey towards Viksit Bharat.

Current Vaccination Strategies in India
Presently, the Indian poultry industry relies on a mix of live attenuated, inactivated (killed), and recombinant vaccines. Day-old chicks are often vaccinated at hatcheries, while subsequent doses are administered at farms by trained personnel. Broilers typically receive vaccines against ND, IBD, and Marek’s, while layers undergo longer schedules covering Fowl Pox, Egg Drop Syndrome, and Salmonellosis. Commercial hatcheries have standardized protocols, but backyard and smallholder poultry systems still suffer from low vaccine coverage due to lack of access and awareness. Vaccines are usually delivered through drinking water, eye drops, intramuscular injections, or wing web methods. However, challenges persist in maintaining the cold chain, ensuring correct dosages, and preventing improper administration. Despite these limitations, vaccination coverage in commercial farms has improved significantly, leading to better flock health and reduced antibiotic dependence. Government agencies, private companies, and veterinary universities are working collaboratively to extend these benefits to rural poultry farmers. Standardized vaccination calendars tailored to regional disease prevalence can further improve efficiency. The existing strategies, though effective, need technological upgrades and equitable access to align with India’s aspirations of modern, climate-resilient, and globally integrated poultry production.

Limitations and Challenges of Conventional Vaccines
Despite their proven utility, conventional vaccines face several limitations in the Indian poultry sector. Live vaccines, while highly immunogenic, sometimes revert to virulence or interact with maternal antibodies, reducing their effectiveness. Inactivated vaccines, though safe, require multiple doses and are more expensive. In addition, improper handling—such as exposure to high temperatures during transportation—often compromises vaccine efficacy. A major challenge is the mismatch between circulating field strains and the strains used in commercial vaccines. For example, evolving variants of ND and IBD viruses occasionally bypass existing vaccines, causing outbreaks even in vaccinated flocks. Smallholder and backyard poultry, which form a substantial part of India’s rural economy, often remain unvaccinated due to cost, limited access, and lack of cold chain infrastructure. Moreover, conventional vaccines rarely provide sterilizing immunity, allowing vaccinated birds to shed pathogens silently, which complicates disease eradication efforts. In the backdrop of climate change, rising stocking densities, and globalization of poultry trade, these limitations demand next-generation vaccine solutions. To achieve Viksit Bharat, India must address these challenges by integrating science, technology, and farmer-centric delivery systems in its poultry vaccination programs.

Advances in New Vaccine Technologies
Recent scientific breakthroughs have paved the way for innovative vaccines tailored to modern poultry needs. Recombinant DNA vaccines, vector-based vaccines, immune-complex vaccines, and nanoparticle-based delivery systems are gaining traction. These technologies offer higher safety, broader protection, and longer-lasting immunity compared to traditional vaccines. For instance, recombinant vaccines can target multiple pathogens simultaneously, reducing the need for multiple injections. Immune-complex vaccines help overcome maternal antibody interference, ensuring early chick protection. Thermostable vaccines, currently being developed, can withstand higher temperatures, eliminating the need for stringent cold chains—a boon for rural and remote areas. Moreover, edible vaccines derived from transgenic plants and oral vaccines administered through feed or water provide farmer-friendly alternatives. The integration of nanotechnology has enhanced antigen stability and delivery, improving immune response. These innovations not only improve disease control but also align with sustainable and antibiotic-free poultry production systems. By adopting such advanced technologies, India can strengthen its poultry sector to withstand future disease challenges while ensuring affordability and accessibility for all categories of farmers.

Hatchery-Based and In-Ovo Vaccination

One of the most transformative innovations in poultry vaccination is hatchery-based immunization, particularly in-ovo vaccination. In this method, vaccines are delivered directly into the egg on the 18th day of incubation, before the chick hatches. This ensures early, uniform, and stress-free protection against diseases like Marek’s and ND. Automated in-ovo vaccination systems allow high-throughput immunization with minimal labour, ensuring biosecurity and accuracy. Post-hatch, chicks already possess robust immunity, reducing the risk of early chick mortality. This approach also minimizes handling stress, improving welfare and productivity. For commercial hatcheries in India, in-ovo vaccination holds immense promise in terms of scalability, cost-effectiveness, and alignment with global best practices. Hatchery vaccination of day-old chicks against ND, IBD, and Salmonella is already gaining popularity. As India modernizes its hatchery infrastructure under the Viksit Bharat framework, the integration of in-ovo technologies can revolutionize poultry health management. Expanding these practices to both commercial and rural hatcheries will ensure equitable benefits across the value chain. Thus, hatchery-based vaccination strategies represent a forward-looking step towards resilient poultry farming.

Role in Antibiotic Stewardship and AMR Reduction
The overuse of antibiotics in poultry has been a long-standing concern due to its contribution to antimicrobial resistance (AMR), which poses a global public health threat. Vaccination is a powerful tool in reducing reliance on antibiotics by preventing bacterial infections and associated secondary complications.
For example, vaccines against Salmonella, E. coli, and Mycoplasma significantly reduce the need for antibiotic treatments. In addition, viral vaccines indirectly lower antibiotic usage by reducing co-infections that would otherwise require antimicrobial intervention. India’s poultry sector is under increasing scrutiny from consumers, exporters, and regulators regarding antibiotic residues in meat and eggs. By adopting comprehensive vaccination programs and new-generation vaccines, the industry can move towards antibiotic-free poultry production systems, aligning with international standards. This is particularly crucial as India eyes larger export markets in the Middle East, Africa, and Asia-Pacific. Vaccination-led AMR stewardship is not just a health necessity but also a trade enabler and consumer confidence booster. Thus, vaccines play a pivotal role in aligning India’s poultry industry with the One Health approach and the national goal of Viksit Bharat.

Policy Support and Public-Private Partnerships
The success of vaccination strategies in India depends heavily on supportive policies, infrastructure, and partnerships. Government agencies like the Department of Animal Husbandry, ICAR institutes, and State Veterinary Departments must play a central role in disease surveillance, vaccine research, and farmer training. At the same time, private vaccine manufacturers, integrators, and farmer cooperatives need to collaborate in creating affordable and farmer-friendly solutions. Public-private partnerships (PPP) can accelerate the development of thermostable vaccines, indigenous recombinant vaccines, and scalable hatchery vaccination systems. Subsidies, credit support, and extension services should be provided to smallholder farmers to improve vaccine adoption. Strengthening diagnostic laboratories and surveillance networks will ensure vaccines are updated against circulating strains. Furthermore, India must harmonize its poultry vaccination policies with WOAH (World Organisation for Animal Health) and Codex standards to expand exports. By embedding vaccination strategies into national livestock and poultry development programs, policymakers can ensure that poultry contributes robustly to the nutritional, economic, and employment goals envisioned under Viksit Bharat.

Capacity Building and Farmer Awareness
A robust vaccination strategy is incomplete without farmer participation and awareness. Many disease outbreaks in India are linked to gaps in farmer knowledge about vaccine handling, schedules, and post-vaccination management. Training programs, mobile-based advisory services, and community-based poultry health workers can play an important role in bridging these gaps. Integrating digital tools like AI-driven vaccination calendars, blockchain-based cold chain monitoring, and mobile reminders can improve efficiency and compliance. Educational campaigns in local languages are needed to dispel myths about vaccination, such as misconceptions regarding reduced fertility or productivity. Special emphasis must be placed on women farmers, who play a crucial role in backyard poultry rearing but often lack access to formal veterinary training. Farmer cooperatives, SHGs (Self Help Groups), and FPOs (Farmer Producer Organizations) can act as vehicles for disseminating vaccination services at the grassroots. By building capacity and creating farmer-centric vaccination systems, India can democratize the benefits of new vaccine technologies, ensuring inclusive growth of the poultry sector.

Vaccination Roadmap towards Viksit Bharat
The future of India’s poultry sector lies in its ability to combine productivity with sustainability, resilience, and global competitiveness. Vaccination strategies and new vaccine technologies form the cornerstone of this transformation. From conventional vaccines to recombinant DNA vaccines, in-ovo immunization, thermostable formulations, and nanotechnology-driven innovations, the spectrum of tools available today is wider than ever. However, technology alone is not enough. Equitable access, policy support, capacity building, and farmer participation are equally vital. A national poultry vaccination roadmap aligned with Viksit Bharat 2047 should prioritize:

(I) strengthening surveillance and diagnostics,
(ii) promoting indigenous vaccine R&D,
(iii) scaling hatchery-based immunization,
(iv) supporting smallholder vaccination access, and
(v) integrating vaccination with AMR stewardship.

By embracing these strategies, India can ensure that its poultry sector not only meets the rising domestic demand for safe, affordable protein but also positions itself as a global leader in sustainable poultry production. Vaccination is more than just a disease-control measure; it is a strategic investment in the nation’s food security, public health, and economic prosperity.

By: Dr. Priyanka Kamble, Senior Marketing Manager Huvepharma

Introduction

Newcastle Disease (ND), caused by Avian Paramyxovirus Type-1 (APMV-1), remains one of the most devastating viral infections affecting the poultry industry in India. With high mortality rates, reduced egg production, and severe economic losses, ND poses a constant threat to both small-scale poultry farmers and large commercial producers. Despite advancements in vaccination and biosecurity, the disease continues to challenge the sustainability of India’s poultry sector, which contributes significantly to the nation’s agricultural GDP.

Newcastle Disease: A Persistent Menace

Newcastle Disease is highly contagious, affecting chickens, turkeys, and other avian species. The virus spreads through direct contact, contaminated feed, water, equipment, and even airborne transmission. Clinical signs vary depending on the strain but commonly include:

• Respiratory distress (gasping, coughing, nasal discharge)
• Nervous signs (twisting of the neck, paralysis, tremors)
• Greenish diarrhoea
• Sudden drop in egg production (thin-shelled or shell-less eggs)
• High mortality (up to 100% in unvaccinated flocks)

In India, velogenic strains (highly virulent) are predominant, causing severe outbreaks that cripple poultry operations. (APMV-1 Velogenic NDV is responsible for Velogenic Viscerotropic ND (VVND) outbreaks in India).

Economic Impact on the Indian Poultry Industry

India is the third-largest egg producer and fifth-largest poultry meat producer globally, The poultry sector in India, valued at more than USD 28 billion in 2021-22, has been a vital component of the country’s agriculture and food processing industry. Newcastle Disease disrupts this growth through:

1. Direct Losses Due to Mortality & Culling

• Unvaccinated or poorly managed flocks face mortality rates of 80-100%, leading to massive financial losses.
• Government-mandated culling during outbreaks further exacerbates losses.

2. Reduced Egg & Meat Production

• Layers: A single ND outbreak can cause a 20–50% drop in egg productionand reduce egg quality, with recovery taking weeks.

• Broilers: Cause severe mortality. Infected birds suffer stunted growth, leading to lower market weights and downgrading at processing plants.

3. Increased Vaccination & Treatment Costs

• Farmers must invest in regular vaccination schedules (Live & Inactivated ND vaccines), adding to operational costs.
• Secondary bacterial infections (E. coli, Mycoplasma) increase antibiotic usage, raising concerns over antimicrobial resistance (AMR).

4. Trade Restrictions & Market Losses

• ND outbreaks lead to quarantine zones, restricting movement of poultry and products.
• Export markets (Middle East, Southeast Asia) impose bans on Indian poultry products during outbreaks, causing revenue losses.

5. Impact on Small & Marginal Farmers

• Over 70% of Indian poultry farmers are small-scale, lacking resources for strict biosecurity.
• A single ND outbreak can bankrupt small farmers, pushing them out of the industry.

Strategies to Combat Newcastle Disease

1. Strict Vaccination Protocols
2. Enhanced Biosecurity Measures

• Farm-level hygiene: Disinfection of footwear, vehicles, equipment.
• Restricted access: Prevent contact with wild birds & other farms.
• All-in-all-out systems: Reduce viral persistence in multi-age flocks.

3. Early Detection & Rapid Response

• Regular serological monitoring (HI tests for antibody titers).
• Rapid reporting of suspected cases to Veterinarians.

4. Proactive Measures for ND Outbreak Prevention

• Compulsory ND vaccination programs in high-risk zones.
• Farmer awareness campaigns on biosecurity best practices.

Conclusion: A Call to Action

Newcastle Disease is not just a health issue—it’s an economic catastrophe for India’s poultry industry. With the sector growing at 8-10% annually, unchecked ND outbreaks disrupt livelihoods and threaten national food security.

The solution lies in:
 Proactive vaccination
 Robust biosecurity
 Farmer education
 Stronger policy enforcement

As veterinarians, researchers, and industry leaders, we must unite to safeguard Indian poultry from Newcastle Disease—ensuring sustainability for farmers and safe, affordable protein for millions.