Additional file 1: Table S1. of Lactation-related metabolic mechanism investigated based on mammary gland metabolomics and 4 biofluids’ metabolomics relationships in dairy cows

Ingredients and nutrient composition of the experimental diet. Table S2. The relative abundance of mutual metabolites in rumen fluid, serum, milk and urine. Table S3. Mutual metabolites identified in the mammary gland and milk in lactation group. Table S4 The metabolites identified in the lactation (N) and non-lactation (NL) groups. Table S5. Differentially expressed metabolites among the 4 biofluids identified by one-way ANOVA and post-hoc analysis. Table S6. Significantly up-regulated pathways in lactation group. (DOCX 70 kb)