In the mid-1970s, the average American dairy farm had about 25 cows. Today, many operations have more than 3,000 — a number that was almost unheard of 25 years ago. Managing large herds efficiently ...

The Mehring Company began developing mechanized milkers in 1892 as a way to improve the speed and sanitation of cow milking. The machines continued to be manufactured through the early 1920s, and more ...