A Hereford cow and her calves enjoy a sunny day on the Joyce Ranch near Murphy, ID. Producers are encouraged to focus on proactive management strategies to support calf health and herd performance. One key practice is the early castration of bull calves. Kansas State (K-State) University veterinarian Brad White explained that castration at about two months of age can reduce health risks and improve long-term productivity. White and K-State veterinarian Bob Larson advised producers to:• Treat adult cows for fly control.