Chad Dechow, a geneticist at Pennsylvania State University who studies dairy cows, is explaining how all of America's cows ended up so similar to each other. He brings up a website on his computer.

Computer scientists have devised a methodology that can recognize Holstein cows in the milking station by the pattern of their coat using artificial intelligence. The long-term vision is to develop a ...

Once upon a time, everyone hoped that the internet, instead of becoming a bottomless pit of iniquity, would be filled with good and interesting information about large cattle. And lo, it is. Other ...

Most dairy farmers treat their heifers like little princesses. Not only are these the potential mothers of more cows, but they’re also the day-to-day producers of a dairy farm’s bounty. Each time a ...

Willy Bokma and his family have a large dairy south of Twin Falls, Idaho. The cows are Holsteins, Jerseys and crossbreds. The crossbred and composite cows (part Holstein, part Jersey) are bred for ...

Holstein steers that get hormone implants grow faster than those that do not receive the implants, and they get as big as beef cattle breeds, according to Penn State researchers, who say that's good ...

More than 99 percent of Holstein bulls born using artificial insemination in the last decade trace their male lineage to just two bulls born in the 1960s. Efforts to reconstitute two lost male ...

This doesn't mean that the bulls in the catalog are genetically identical. They still had lots of different mothers, as well as grandmothers. But it does show that this system of large-scale ...