The
C diet contained (dry matter [DM] basis) 30% alfalfa
hay, 15% corn silage, 32% corn, 9.3% whole cottonseed,
4.4% solvent soybean meal (SBM), and 3.3% expeller
SBM. The WCGF replaced 10% alfalfa hay, 5% corn
silage, and 5% corn grain, while expeller SBM replaced
solvent SBM to maintain diet rumen undegradable protein.