161. Performance and Carcass Responses of Feedlot Beef Heifers Fed a Magnesium Oxide Blend.
Subacute ruminal acidosis is a common challenge in high-energy feedlot diets and can negatively affect intake patterns, efficiency, and carcass yield. Magnesium-based buffering agents have been proposed as a nutritional strategy to stabilize ruminal conditions in high-starch diets. This study evaluated the effects of...