From: Association of a single nucleotide polymorphism in titin gene with marbling in Japanese Black beef cattle
Breeding value*
Genotype
No. of animals
Marbling score
Subcutaneous fat thickness (mm)
TT
149
3.42a ± 0.08
-0.33 ± 0.36
CT
378
3.22b ± 0.06
-0.22 ± 0.25
CC
321
3.19b ± 0.06
-0.05 ± 0.27