Experimental Verification of CAPN1 and CAST Gene Polymorphisms in Different Generations of Da-Heng Broilers

Table 6

Genetic effect of CAPN1 and CAST gene on carcass traits and tenderness traits in the third generation of Da-Heng broiler.

Polymorphism

Genotype

Indexes

LW; (g)

CW; (g)

SEP; (%)

EP; (%)

BMW; (g)

BMP; (%)

LMW; (g)

LMP; (%)

AFW; (g)

AFP; (%)

SFT; (mm)

SF; (Kg·N)

WDR; (%)

SNP1

AA; 75

AG; 199

3.80±0.31

2.58±0.16b

75.89±1.31

GG; 96

SNP2

AA; 38

AC; 103

CC; 229

SNP4

AA; 37

AG; 225

GG; 108

SNP5

AA; 122

AT; 143

TT; 105

SNP6

AA; 92

AG; 156

GG; 122

Note. Values with different letters in the same row differ significantly; the lowercase letters show the level of 0.05; the capital letters show the level of 0.01. LW, live weight; CW, carcass weight; SEP, semieviscerated percentage; EP, eviscerated percentage; BMW, breast muscle weight; BMP, breast muscle percentage; LMW, leg muscle weight; LMP, leg muscle percentage; AFW, abdominal fat weight; AFP, abdominal fat percentage; SFT, skin fat thickness; SF, shear force; WRD, water depletion rate.