A cross-sectional study of suckling calves’ passive immunity and associations with management routines to ensure colostrum intake on organic dairy farms

Descriptive results of serum Immunglobulin G (IgG; n？=？156, g/L), prevalence of failure of passive transfer (FPT, serum IgG levels？<？10 g/L at 24–48 h of age) (%) and colostrum IgG (n？=？141, g/L) for cow-calf pairs included in the stud