Tag: Holstein

While standard milk contains a mix of A1 and A2 beta-casein proteins, a 2019 study at the University of Minnesota found that over 50% of its Holstein herd were A2/A2, a trait not actively selected for. In the USA, A2 milk comes from specific breeds and genetically tested herds, not just any cow.

Despite their distinctive black-and-white coats resembling the famous cookie, the so-called **Oreo cows** are not a dairy breed, a reality that often surprises many. A balanced, carefully planned nutrition diet, not appearance, is what enables true dairy cows to produce the milk we consume.