From: Association of a single nucleotide polymorphism in akirin 2 gene with marbling in Japanese Black beef cattle
Breeding value*
Genotype
No. of animals
MARBLING SCORE
Subcutaneous fat thickness (mm)
AA
204
2.83a ± 0.06
0.13 ± 0.30
GA
389
2.75a, b ± 0.05
0.47 ± 0.23
GG
160
2.54b ± 0.07
1.00 ± 0.31