Identification of quantitative trait loci and associated candidate genes for pregnancy success in Angus–Brahman crossbred heifers

Table 1 Single-trait AIREML estimates of genetic variances (σ²_e), residual variances (σ²_u), and heritabilities (h²) with standard error (SE) for reproductive traits in the discovery population

Trait	σ²_e	σ²_u	h² ± SE
Pregnancy outcome to first-service AI	0.03	0.17	0.149 ± 0.053
Pregnancy status at the end of the breeding season	0.01	0.08	0.122 ± 0.044

ISSN: 2049-1891