As a dairy expert with extensive knowledge of bovine breeds and their characteristics, I can tell you that not all milk cows are black and white. While the Holstein breed, which is one of the most common dairy breeds, is often associated with the black and white pattern, there are many other breeds with different colors and markings. Dairy cows can be found in a variety of colors including red, brown, white, and even spotted or speckled patterns. The color of a cow does not affect its ability to produce milk, so dairy farmers may choose cows of different colors based on factors such as adaptability to local conditions, milk production, and personal preference.

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Types of Dairy Cows. Each breed gives a slightly different milk product that varies in nutrient content (i.e. protein and vitamins). You are probably most familiar with the Holstein-Friesian (black and white) dairy cow. It is the most popular among dairy farmers because it produces more milk than the other breeds.read more >>