Part 1: heterosis
by Sally Colby
EPDs are a great tool for cattle breeders, but there’s more to developing a breeding system than looking at numbers.
For years, beef cattle breeders have taken advantage of crossbreeding and the resulting hybrid vigor to develop good cowherds. Dr. Megan Rolf, assistant professor of genetics at Kansas State University, said the benefits of crossbreeding can be summarized by two main categories: heterosis and breed complementarity. (more…)