Table 2.
Genomics regions associated with a scrotal circumference at 365 days of age (SC365) and 450 of age (SC450), gestation length (GL) as calf trait, age at first calving (AFC), accumulated productivity (ACP), heifer early calving until 30 months (HC30) and stayability (STAY) traits in Nelore cattle and percentage of additive genetic variance.
| Chromosome | Position(bp) | % Additive Genetic Variance |
|---|---|---|
| Scrotal circumference at 365 days of age | ||
| BTA7 | 99,797,785–99,807,157 | 0.7598 |
| BTA27 | 3,459,974–3,476,332 | 0.5827 |
| BTA27 | 3,763,511–3,783,637 | 0.8425 |
| Scrotal circumference at 450 days of age | ||
| BTA4 | 93,491,117–93,502,503 | 1.7190 |
| BTA5 | 54,114,064–5,415,865 | 2.3197 |
| BTA17 | 30,807,597–30,828,891 | 0.5404 |
| BTA19 | 16,748,888–16,777,564 | 0.6842 |
| BTA23 | 30,929,417–30,952,562 | 1.2410 |
| BTA26 | 489,143–4,913,438 | 2.7796 |
| Gestation length | ||
| BTA1 | 89,275,294–89,301,259 | 0.6100 |
| BTA13 | 75,605,755–75,651,541 | 0.6721 |
| Age at first calving | ||
| BTA3 | 71,141,852–71,202,433 | 0.5065 |
| BTA11 | 21,246–21,281,912 | 0.7776 |
| BTA11 | 21,287,816–21,311,113 | 0.7324 |
| BTA12 | 19,870,944–19,879,683 | 0.5148 |
| BTA25 | 40,542,599–40,557,377 | 1.0960 |
| Accumulated productivity | ||
| BTA1 | 2,054,452–20,570,066 | 0.7828 |
| BTA3 | 7,752,656–7,785,494 | 1.5813 |
| BTA6 | 1,442,287–14,434,633 | 0.5264 |
| BTA6 | 94,344,402–94,375,956 | 0.5681 |
| BTA6 | 94,388,672–94,426,934 | 0.9580 |
| BTA9 | 67,670,626–67,696,355 | 0.6988 |
| BTA16 | 9,824,597–9,861,772 | 0.5885 |
| BTA16 | 1,706,924–17,085,278 | 0.8929 |
| BTA20 | 19,183,661–19,199,006 | 0.5869 |
| BTA25 | 31,194,971–31,217,552 | 0.5478 |
| Heifer early calving until 30 months | ||
| BTA9 | 56,459,368–56,477,584 | 0.5289 |
| BTA10 | 63,914,118–63,931,413 | 0.5813 |
| BTA11 | 11,320,434–11,348,287 | 0.5008 |
| BTA11 | 11,355,768–11,368,368 | 0.6445 |
| BTA11 | 11,374,317–11,381,414 | 0.9560 |
| BTA11 | 11,410,105–11,424,583 | 0.5888 |
| BTA11 | 11439886–11,463,529 | 0.5572 |
| BTA11 | 11496633–11,536,209 | 0.6600 |
| BTA11 | 16,578,809–16,627,592 | 0.6191 |
| BTA11 | 67,791,729–67,805,289 | 0.5965 |
| BTA13 | 64,147,929–64,202,735 | 0.5643 |
| BTA13 | 64,212,843–64,261,331 | 1.5723 |
| BTA13 | 6,426,382–64,340,236 | 2.7497 |
| BTA13 | 64,358,933–64,432,139 | 1.1148 |
| BTA13 | 64,450,162–64,500,844 | 0.5546 |
| BTA14 | 51,334,426–51,347,339 | 0.5336 |
| BTA14 | 51,399,505–5,142,635 | 0.5006 |
| BTA14 | 51,586,769–51,622,257 | 0.8759 |
| BTA25 | 7,204,736–722,268 | 0.8833 |
| BTA25 | 17,664,012–17,694,691 | 1.3587 |
| BTA25 | 18,619,922–18,639,119 | 0.7122 |
| BTA25 | 18,672,747–18,714,923 | 1.5879 |
| BTA25 | 18,946,238–18,966,876 | 1.3475 |
| BTA25 | 40,714,999–40,732,777 | 0.5351 |
| BTA27 | 35,208,391–35,220,792 | 0.6705 |
| Stayability | ||
| BTA1 | 33,285,504–33,305,018 | 0.8321 |
| BTA3 | 43,009,131–43,028,743 | 0.6630 |
| BTA4 | 55,984,897–56,013,042 | 0.6909 |
| BTA4 | 79,187,125–79,206,524 | 0.9377 |
| BTA4 | 79,221,965–7,930,004 | 0.6522 |
| BTA9 | 4,370,684–439,556 | 2.4011 |
| BTA9 | 4,448,707–4,477,071 | 1.2592 |
| BTA11 | 1,424,088–1,433,201 | 0.5943 |
| BTA13 | 1,339,928–13,434,427 | 0.5580 |
| BTA15 | 15,283,071–15,318,647 | 0.5176 |
| BTA26 | 25,583,443–25,591,332 | 0.6311 |
| BTA27 | 22,208,624–22,221,777 | 0.9445 |