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Table 6 Factors associated with cow housing and degree of cow hygiene on 398 Irish dairy farms, and associations with bulk tank SCS (back transformed SCC*103/ml in parentheses) after controlling for region

From: Farm management factors associated with bulk tank somatic cell count in Irish dairy herds

Variable Level % SCS (SCC) SE P
Cleanliness of loafing area Clean 43 12.46 (267) 0.024 **
  Slightly dirty 43 12.48 (268) 0.024  
  Dirty 14 12.64 (312) 0.041  
Condition of cubicle shed Very good 9 12.46 (257) 0.054 **
  Good 85 12.47 (262) 0.018  
  Poor 6 12.68 (322) 0.067  
Cleanliness of cubicles Clean 56 12.43 (249) 0.021 ***
  Slightly dirty 35 12.54 (281) 0.027  
  Dirty 9 12.66 (315) 0.053  
Total dirt score of the cow (worst score 120) <40 19 12.49 (269) 0.037 ns
  <60 65 12.47 (270) 0.019  
  ≥60 16 12.58 (296) 0.039  
  1. ns (not significant), * P < 0.05, **P < 0.01, ***P < 0.001
  2. Somatic cell count (SCC), somatic cell score (SCS)