Market Overview
The global companion animal infectious disease diagnostics market encompasses diagnostic tests and technologies used to detect infectious diseases in pets, primarily dogs and cats. Valued at approximately $2.87 billion in 2025, the market is projected to reach $4.22 billion by 2030, growing at a compound annual rate of 8.0%. This segment represents a significant and expanding portion of the broader veterinary diagnostics industry.
- •Dogs account for approximately 75% of the companion animal diagnostics segment
- •Companion animals represent the dominant segment within the broader veterinary infectious disease diagnostics market
- •Immunodiagnostics and molecular diagnostics are the leading technology platforms
Growth Drivers
Several macro trends are fueling market expansion. Rising pet ownership globally, coupled with the increasing humanization of pets, has led owners to demand more advanced and comprehensive healthcare for their animal companions. Growing awareness of zoonotic diseases and the rising adoption of pet insurance have further accelerated diagnostic testing volumes and market growth.
- •Increasing pet care spending as owners view pets as family members
- •Rising incidence of infectious diseases in companion animals
- •Expanding adoption of pet insurance reducing financial barriers to diagnostic testing
Segmentation and Regional Analysis
The market is segmented by animal type, with dogs representing the largest share at approximately 75%, followed by cats and other companion animals. By technology, immunodiagnostics and molecular diagnostics lead the market. Geographically, North America currently holds the largest market share due to high pet ownership rates and advanced veterinary infrastructure, while Asia-Pacific is emerging as a rapidly growing region driven by rising disposable incomes and increasing pet adoption.
- •Immunodiagnostics and molecular diagnostics are the leading diagnostic technologies
- •North America dominates the regional market
- •Asia-Pacific is experiencing rapid adoption of early disease screening
Trends and Outlook
What are the recent trends and outlook?
Looking forward, the market is expected to maintain strong growth momentum through 2030 and beyond. Continued innovation in molecular diagnostics, point-of-care testing, and artificial intelligence-driven diagnostics will shape the competitive landscape. The trend toward preventive care and early disease detection will drive sustained demand for infectious disease diagnostics in the companion animal segment.
- •Growing adoption of point-of-care testing for faster and more convenient results
- •Increasing use of molecular diagnostics and PCR-based tests
- •Rising demand for comprehensive health screening panels
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Connect to an analyst →Market size and forecast are Claight Analysis, informed by public research and industry data. Historical years before 2025 and all forecast years are Claight estimates at the stated CAGR. Retrieved 2026.