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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