Fig. 6

Correlation analysis of ewe’s ruminal microbiota and metabolites during pregnancy with developmental and immune indexes of newborn lambs. A Birth weight of newborn lambs. B Body size of newborn lambs. C1, C2, C3, C4, C5, C6 Immunoglobulin and immune factor concentrations in lamb intestinal feces. D RDA analysis of ewe microbiome during pregnancy and body size and immune indices of newborn lambs. E Heat maps of the correlation between pregnant ewe microbiome and body size and immune indices of newborn lambs. F WGCNA analysis of metabolites in ewes during pregnancy and body size and immune indices of newborn lambs. G Heat map of correlation between SCFA in ewes during pregnancy and body size and immune indices in newborn lambs. *P < 0.05, **P < 0.01, ***P < 0.001