Fig. 1. Diagram of study design (a) and random sampling (b) for sire families with progeny. KPN, Korean proven bulls; dam, female cattle; sire, Male cattle; BLUP, best linear unbiased prediction.
Fig. 2. Box plot to accuracy of estimated breeding value (EBV) for carcass traits by the number of sire and progeny.
Fig. 3. Variance of estimated breeding value (EBV) accuracy on increasing number of sire. BFT, back fat thickness; BW, body weight; CW, carcass weight; EMA, eye muscle area; MS, marbling score.
Table 1. Descriptive statistics of traits of 3789 sires.
Table 2. heritability of carcass traits for all groups.
Table 3. Accuracy of estimated breeding value (EBV) on their number of progeny.
Table 4. Results of t-test for fve traits by diferent number of progeny.
Table 5. Results of the estimated breeding value (EBV) and accuracy of EBV on diferent pedigree depth.