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Table 8 Regression coefficients (standard errors in parenthesis) of the performance traits in the Holstein-Friesian bulls on the different haplotypes in the sequence of SERPINA-164, SERPINA1-269, SERPINA1-284, SERPINA1-407, and SERPINA1-989 in the SERPINA1 gene

From: Polymorphisms in bovine immune genes and their associations with somatic cell count and milk production in dairy cattle

  GTTGC GCGCT ACGCT GCGGC
Frequency 35% 1% 33% 31%
Milk yield (kg) 0 -43.1 (90.22) -11.48 (23.71) -38.65 (23.65)
Protein yield (kg) 0 a -2.44 ab (2.5) 1.75 ab (0.84) 1.53 b (0.84)
Fat Yield (kg) 0 a -0.47 ab (3.19) 1.75 b (0.84) 1.53 ab (0.84)
Protein percent (%*100) 0 -2 (3.31) 0.44 (0.87) -0.22 (0.87)
Fat percent (%*100) 0 a 0.93 ab (6.75) 3.95 a (1.77) 5.47 b (1.77)
SCS (loge SCC*100) 0 -0.04 (5.37) -1.8 (1.42) -1.16 (1.43)
  1. GTTGC haplotype taken to represent the referent haplotype
  2. a, b, Regression coefficients with different superscript letters are different (P < 0.05) from each other