The answer is simple: because milk appears naturally only as a resource for feeding the calves. The gestation period of a cow lasts around 9 months. After birth, the calves are removed from the mother in maximum 3 days. read more
Usually, a cow will go down in milk production, or even stop producing, as she nears the end of her nine month pregnancy. There are also cows that will produce consistently all the way through and we will not have to “dry her off”. read more
Just like people, milk production can vary with cows. Whether the cow has to be rebred constantly, or can milk for longer, will depend on the individual and how often the animal is milked. In large scale production, the goal is to produce as much milk as possible, in just a few milkings. read more