Supplementation of direct-fed microbial enterococcus faecium 669 affects performance of preweaning dairy calves

HIGHLIGHTS

• who: Bruno I. Cappellozza from the Institute Inc). Performance data were analyzed using the MIXED procedure of SAS, using initial BW as a covariate, as repeated statements with calf(treatment u00d7 sex) used as subject, and the covariance structure tested included compound symmetry and first-order regressive, whereas the later was chosen as it gave the lowest Akaike information criterion. All results were reported as least squares means. Fixed effects included treatment, day/period, and sex, whereas calf was the only random effect. For diarrhea occurrence (score u22651), GLIMMIX procedure of SAS was used, considering calf as . . .
  

   

  

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