highly significantP < 0.01
In contrast, the rumen microbiota Hyomicrobium and Acidaminococcus fermentans , which were enriched in the control group, exhibited highly significant negative correlations with the metabolites suberic acid, 3-Methylglutaric acid, 2-Methylglutaric acid, PS(18:0/18:2) and 4-Phenylbutanoylcarnitine ( P < 0.01; Fig. 6 D).