There has been a long-standing definition of successful transfer of passive immunity, stated as 10 grams of IgG per liter of serum, 24-36 hours post colostrum feeding. The United States Department of Agriculture has raised the standard.

Whatever happens to a calf day 1, week 1 or month 1 of its life determines if it will live up to its genetic potential. This statement is true for both replacement heifers with tremendous milking...

Despite the wide-spread adoption of negative-dietary cation-anion differential close-up diets, an estimated 25-50% of newly freshened 2nd lactation and greater cows will experience...

Midwest-based CentralStar Cooperative pioneered testing of dairy herd information (DHI) milk samples for the management of cow herd health and disease...

Aside from the obvious goal of generating a pregnancy, what else do you want from the genetics you buy? Are you looking to increase milk production, improve solids, reduce mastitis, better calving ease or fertility, make smaller cows, etc?