Table 1.
Scoring criteria of early reproductive traits in Brahman heifers.
| No. | Trait | Score | Scoring Criteria |
|---|---|---|---|
| 1 | PREG1 | 1 | Not pregnant as a result of the first mating opportunity (n = 600) |
| 2 | Pregnant as a result of the first mating opportunity (n = 1719) | ||
| 2 | FCS | 1 | Never conceived up to 36 months of age (n = 429) |
| 2 | Conceived between 29 and 36 months of age (n = 436) | ||
| 3 | Conceived before 29 months of age (n = 1150) | ||
| 3 | REB | 1 | Not pregnant as a result of the first two mating opportunities (n = 153) |
| 2 | Pregnant as a result of the second mating opportunity, but not the first (n = 550) | ||
| 2.5 | Pregnant as a result of the first mating opportunity, not the second (n = 506) | ||
| 3.5 | Pregnant twice, as a result of the first two mating opportunities (n = 326) |
PREG1: Pregnancy outcome after first mating chance. FCS: first conception score. REB: rebreeding score.