Figure 1. Milk produced per cow and milk cows on farm in Florida from 1960 to 2012. Milk cows are cows raised for the purpose of milk production and include all cows and heifers after calving. Milk production includes milk produced for sale, but milk fed to calves is excluded. Source: Brian W. Gould, University of Wisconsin Department of Agricultural and Applied Economics, Dairy Marketing and Risk Management Program, accessed January 2013, http://future.aae.wisc.edu.