Highly pathogenic avian influenza has been confirmed as the mystery illness detected in dairy cattle in Texas and Kansas. Wild migratory birds are believed to be the source of the infection.
USDA says unpasteurized, clinical samples of milk from sick cattle collected from two dairy farms in Kansas and one in Texas tested positive for HPAI Monday, and additional testing is underway.
Dr. Darlene Konkle
Wisconsin State Veterinarian Dr. Darlene Konkle tells Brownfield HPAI in cattle is unusual.