by Bob Weaber, extension cow-calf specialist
When one begins the process of selection of bulls to produce replacement heifers, or bulls to be service sires of replacement heifers, a number of criteria come to mind. Certainly among these are breed composition and the contribution the bull may provide to direct and/or maternal heterosis, as well as a variety of growth, maternal and carcass traits. Perhaps among the most important is calving ease.
