Supplementation of a Bacillus-based DFM mixture on growth performance, methane emissions, microbiome, and metabolome in backgrounding beef heifers.
Direct-fed microbials (DFM) have been used to improve livestock production efficiency and reduce environmental impact. Spore-forming bacteria such as Bacillus spp. present handling and processing advantages for use as a DFM; however, more information is needed about their effects in beef cattle. The objective of this s...