Table 1.
Descriptive statistics for yearling ultrasound data and carcass traits in Hanwoo cattle.
| Trait (Unit) | Number of Records | Mean (SE) | Min. | Max. | SD | CV (%) |
|---|---|---|---|---|---|---|
| UIMF (%) | 8943 | 2.57 (0.02) | 0.10 | 13.40 | 1.43 | 55.57 |
| UEMA (cm2) | 8945 | 54.11 (0.08) | 24.20 | 88.70 | 7.90 | 14.59 |
| UBFT (mm) | 8945 | 3.68 (0.01) | 1.10 | 9.10 | 1.05 | 28.55 |
| BFT (mm) | 5622 | 9.92 (0.05) | 1.00 | 35.00 | 3.95 | 39.83 |
| CW (kg) | 5619 | 370.48 (0.57) | 213.00 | 562.00 | 42.80 | 11.55 |
| EMA (cm2) | 5617 | 81.62 (0.12) | 50.00 | 121.00 | 8.98 | 11.00 |
| MS (1–9) | 5622 | 3.53 (0.02) | 1.00 | 9.00 | 1.64 | 46.50 |
| YW (kg) | 15,796 | 357.13 (0.35) | 190.49 | 547.65 | 44.07 | 12.34 |
UIMF: Ultrasound intramuscular fat content; UEMA: Ultrasound longissimus muscle area; UBFT: Ultrasound backfat thickness; BFT: Backfat thickness; CW: Carcass weight; EMA: Eye muscle area; MS: Marbling score; YW: Yearling weight; SE: Standard error; SD: Standard deviation; CV: Coefficient of variation.