Dairy industry in the United States

The dairy industry in the United States includes the farms, cooperatives, and companies that produce milk and cheese and related products, such as milking machines, and distribute them to the consumer. By 1925, the United States had 1.5-2 million dairy cows, each producing an average of 4200 lb of milk per year. By 2007, there were 9.1 million dairy cows but their average milk production was over 20,000 pounds per year, with eight pounds per gallon.^[1]