Holstein cows are a breed of dairy cattle known for their distinctive black and white markings. They are one of the most recognized breeds worldwide and are primarily raised for milk production. Holsteins are large animals, with adult females typically weighing between 1,200 to 1,500 pounds. These cows are highly efficient milk producers, often yielding more milk than any other breed. Holsteins are known for their calm temperament, making them easier to handle on farms. Their milk is rich in protein and butterfat, which is ideal for making various dairy products like cheese and yogurt.