OAR 603-024-0046: Breed Specific Labeling of Milk and Milk Products

In order to label milk or milk product “Ayrshire,” “Brown swiss,” “Guernsey,” “Holstein,” or “Jersey” milk or milk products, the milk or the products of the fluid milk must be derived exclusively from the breed of cows stated on the label. The individual animals from which the milk is derived must be indistinguishable in appearance from a purebred animal of the same breed.