Table 6
Effects of weaning and castration ages on carcass characteristics of Hanwoo steers

ItemTreatmentaP-value
W80C90W80C180W130C90W130C180
Yield traitsb
 Carcass weight (kg)446.33 ± 39.09470.11 ± 43.4464.82 ± 40.24468.58 ± 51.280.547
 Back fat thickness (mm)12.08 ± 3.1513.44 ± 4.3614.36 ± 3.9611.50 ± 3.610.270
 Rib eye area (cm2)93.42 ± 11.894.33 ± 6.06101.45 ± 10.4397.00 ± 9.840.246
 Yield index65.39 ± 1.8763.99 ± 3.0964.47 ± 3.5665.59 ± 3.320.579
 Yield grade scorec2.00 ± 0.601.67 ± 0.712.00 ± 0.772.08 ± 0.670.558
Quality traitsd
 Marbling score6.58 ± 1.516.78 ± 1.307.36 ± 1.036.33 ± 1.500.327
 Meat color4.92 ± 0.674.78 ± 0.674.91 ± 0.34.75 ± 0.620.861
 Fat color2.50 ± 0.522.43 ± 0.502.86 ± 0.492.75 ± 0.450.086
 Texture1.17 ± 0.391.00 ± 0.001.00 ± 0.001.08 ± 0.290.363
 Quality grade scoree4.08 ± 0.794.22 ± 0.674.36 ± 0.504.08 ± 0.670.716