The typical dairy cow 30 or 40 years ago gave 5 or 6 gallons of milk a day, while today’s dairy cow produces 10 or 11 gallons daily, and some quite a bit more, says Kent Weigel, University of Wisconsin extension dairy geneticist. “It’s been quite a remarkable progress.”

Check out this podcast for more of Weigel’s perspective on how dairy genetics work on the farm, new genetic technologies and what the genetic future holds.