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Table 8 Factors associated with bulk tank somatic cell score on 398 Irish dairy farms during winter, based on a multiple regression model

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

Variable Level SCS (SCC) SE P
Cleanliness of cubicles Clean 12.43 (251) 0.041 *
  Slightly dirty 12.51 (272) 0.047  
  Dirty 12.58 (292) 0.058  
Cubicle bedding of cows Sawdust and other 12.47 (260) 0.064 **
  Shredded paper 12.36 (234) 0.090  
  Straw 12.55 (281) 0.084  
  Lime 12.61 (302) 0.050  
  Mats 12.53 (276) 0.051  
  Mats and lime 12.45 (255) 0.047  
  None 12.60 (295) 0.057  
How often is the calving area cleaned? Daily 12.42 (249) 0.048 **
  Twice a week 12.64 (308) 0.051  
  Weekly 12.45 (256) 0.059  
  Three times a season 12.50 (267) 0.054  
  Twice a season 12.50 (270) 0.050  
  End of season 12.54 (280) 0.062  
How often is the passage cleaned Twice a day 12.58 (290) 0.047 *
  Once a day 12.61 (299) 0.037  
  Every 1-2 hrs 12.52 (274) 0.055  
  Every 3-4 hrs 12.46 (257) 0.039  
  Every 5-7 hrs 12.50 (268) 0.052  
  Twice a week 12.45 (254) 0.108  
  Never 12.46 (258) 0.205  
  1. ns (not significant), * P < 0.05, **P < 0.01, ***P < 0.001
  2. Somatic cell count (SCC), somatic cell score (SCS)