Information management systems comprised of computer hardware and software that manages, controls, and provides feedback from cow milking machinery, automatic feeders for cows, and that manages and controls the sorting of cows, cow identification, hoof care apparatus, milk cooling systems, the sanitizing of milk systems and milk tanks, the temperature of milk, milking unit detachers and milk meters comprised of electronically operated devises that sense milk flow and measure milk volume; information management systems comprised of software that provides statistics on milk analysis and production from cows, individually or as a herd