Breeding programs of dairymen selecting Holstein sires by computer.

A computerized linear program (MAXBULL) selects groups of sires to attain or exceed goals of dairymen and maximize weighted average Predicted Difference for milk. Goals for 196 dairymen with Holsteins in the spring of 1982 averaged -.05 Predicted Difference fat percent, .85 Difference type, $17.52 per unit, and percents net superiority 29, 35, 36, 27, 33… CONTINUE READING