United States raw milk debate cows, and has been found in 100% of bulk milk tanks in dairy operations with over 500 cows. Consuming unpasteurized milk or under cooked meats could be pathways for human exposure to BLV. In November 2017, the US Centers for Disease Control and Prevention recommended medical treatment for anyone who had, within the previous six months, consumed raw milk products from Udder Milk, a New Jersey-based cooperative. An antibiotic resistant strain of Brucella abortus, which can cause the disease Brucellosis, was detected in at least one person who drank raw milk from the co-op. Advocates of drinking raw milk claim
A2 milk milk" and "A2 MILK" are trademarks held by the a2 Milk Company. A2 Corporation licensed patents filed in the 1990s by the New Zealand Dairy Board, and filed its own patents on genetic tests to determine what form of beta-casein cows produce in milk, and concerning potential adverse health consequences of A1 milk. The a2 Milk Company holds a worldwide suite of intellectual property to protect its business products, trademarks, trade secrets, and patents covering the genetic test and methods to develop A2 producing herds, as well as methods to check the protein content and fatty acid content of milk,