The global veterinary infectious disease diagnostics market is projected to increase from USD 2.88 billion in 2026 to USD 6.88 billion by 2036, expanding at a compound annual growth rate (CAGR) of 9.1% during the forecast period, according to Fact.MR. The market was valued at approximately USD 2.64 billion in 2025. Growing attention to animal health, the need for timely disease detection and expanding diagnostic capabilities across livestock and companion animal care are supporting market demand.

Veterinary infectious disease diagnostics help identify viral, bacterial, parasitic and fungal infections in animals. Diagnostic kits, PCR systems, immunoassays and laboratory testing solutions support veterinarians and animal-health professionals in detecting pathogens and monitoring disease outbreaks. These technologies also play a role in livestock health management, food safety monitoring and veterinary research.

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Market Snapshot

• Market value (2025): USD 2.64 billion
• Estimated market value (2026): USD 2.88 billion
• Forecast value (2036): USD 6.88 billion
• CAGR (2026–2036): 9.1%
• Leading product segment: Diagnostic Kits and Reagents
• Leading animal type: Livestock Animals, with 42.1% share in 2026
• Leading disease segment: Viral Infections
• Leading technology: Molecular Diagnostics
• Leading application: Clinical Diagnostics

Diagnostic Kits and Reagents Anchor Product Demand

Diagnostic kits and reagents are expected to lead the product segment in 2026. Their broad use across veterinary testing environments supports demand from veterinary clinics, diagnostic laboratories and livestock operations. PCR test kits, immunoassay kits, rapid test kits and culture media serve different testing requirements, depending on the pathogen and the intended diagnostic workflow.

Molecular diagnostics are projected to lead the technology segment. PCR and real-time PCR methods help detect pathogen-specific genetic material, supporting the identification of infectious diseases. Immunodiagnostic methods, microbiology testing and next-generation diagnostic technologies also contribute to the market.

Livestock animals are expected to account for 42.1% of animal-type demand in 2026. Cattle, poultry, swine, sheep and goats require disease surveillance to support herd health and reduce the risk of infection spreading across farms. Companion animal testing and aquaculture diagnostics provide additional opportunities for diagnostic suppliers.

Disease Surveillance and Clinical Testing Expand Application Opportunities

Viral infections are projected to lead the disease segment, with testing needs spanning foot-and-mouth disease, rabies and avian influenza. Bacterial infections, including tuberculosis, salmonellosis and leptospirosis, also require reliable diagnostic methods.

Clinical diagnostics are expected to lead the application segment. Routine screening and disease detection help veterinary professionals identify infections and inform treatment or control measures. Diagnostic solutions also support research and development, vaccine development, food safety monitoring and epidemiological surveillance.

Regional Outlook: India Leads Country-Level Growth

India is projected to register the highest country-level CAGR at 11% through 2036. Expanding veterinary healthcare access and increasing attention to animal disease detection are supporting the country's growth outlook.

China is forecast to grow at a 10.2% CAGR, supported by investment in animal-health infrastructure and domestic diagnostic capabilities. Brazil is expected to record a 9.6% CAGR, while the United States is projected to expand at 8.9%. South Africa is forecast to register an 8.2% CAGR, followed by Germany at 7.8% and Japan at 7.4%.

Competitive Landscape

The veterinary infectious disease diagnostics market includes diagnostic technology providers, animal-health companies and specialized testing businesses. Key companies profiled by Fact.MR include IDEXX Laboratories Inc., Zoetis Services LLC, Thermo Fisher Scientific Inc., Virbac, bioMérieux SA, IDvet, Neogen Corporation, Agrolabo S.p.A., Bio-Rad Laboratories Inc. and Antech Diagnostics Inc.

IDEXX Laboratories holds an established position through its veterinary diagnostic portfolio and commercial infrastructure. Zoetis participates in animal health and diagnostic-related solutions, while Thermo Fisher Scientific brings laboratory testing technologies and related capabilities. Virbac and bioMérieux serve veterinary and diagnostic markets through their respective product portfolios.

Fact.MR describes the competitive landscape as moderately fragmented, with IDEXX Laboratories accounting for approximately 21% of global market share. Competition is shaped by diagnostic accuracy, test availability, technology capabilities, geographic reach and distribution networks. Suppliers that provide reliable testing solutions across livestock and companion animal segments can address a wider range of veterinary diagnostic requirements.

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About Fact.MR

Fact.MR is a market research and competitive intelligence provider delivering market intelligence, competitive analysis, and forecasting across global industries. Its research helps businesses evaluate market demand, understand competitive developments, and identify growth opportunities. Its research methodology draws on 120+ secondary sources, benchmarks 65+ company portfolios and incorporates more than 25 primary interviews.