The CDFA Animal Health Branch (AHB) is the State’s organized, professional veterinary medical unit that addresses diseases that require state-wide coordinated resources. AHB has specific webpages dedicated to information about Highly Pathogenic Avian Influenza (HPAI) in poultry and livestock:
Information about H5N1 Bird Flu in dairy cattle is an evolving, fluid situation with ongoing research and policy development. Please check the website frequently as the information will be updated as it becomes available. The website also houses guidance documents including the Biosecurity Guidance for Feed Haulers Visiting a Dairy Farm.