Table 3.
Direct additive genetic (above diagonal) and maternal genetic (below diagonal) correlations (×100) between body weight traits and egg production traits of LHKK chickens
| Trait | BW1D | BW4 | BW8 | BW12 | BW16 | BW20 | BW24 | BWFE | AFE | EWFE | EN |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BW1D | - | 37±10 | 29±9 | 27±9 | 30±10 | 25±11 | 35±11 | 65±10 | 63±18 | 71±13 | −10±31 |
| BW4 | 65±14 | - | 86±3 | 74±4 | 60±6 | 67±6 | 52±7 | 55±8 | −18±16 | 46±13 | −55±23 |
| BW8 | 80±15 | 98±7 | - | 97±1 | 90±2 | 89±3 | 81±4 | 77±6 | −12±15 | 53±12 | −41±22 |
| BW12 | 67±16 | 97±11 | 97±5 | - | 98±1 | 95±1 | 92±2 | 78±5 | −17±15 | 37±14 | −16±23 |
| BW16 | 67±13 | 79±15 | 98±7 | 100±2 | - | 99±1 | 97±1 | 81±5 | 10±17 | 40±14 | −12±26 |
| BW20 | 71±18 | 89±17 | 93±12 | 100±4 | 99±2 | - | 99±1 | 85±5 | 2±17 | 44±14 | −21±25 |
| BW24 | 66±9 | 100±9 | 100±5 | 100±2 | 100±1 | 100±0 | - | 93±4 | 18±18 | 49±14 | −34±24 |
| BWFE | - | - | - | - | - | - | - | - | 72±13 | 60±12 | −24±29 |
| AFE | - | - | - | - | - | - | - | - | - | 66±15 | −73±36 |
| EWFE | - | - | - | - | - | - | - | - | - | - | −34±35 |
LHKK, Lueng Hang Kao Kabinburi; BW1D, body weight at day 1; BW4, BW8, BW12, BW16, BW20, BW24 are body weight at 4, 8, 12, 16, 20 and 24 weeks of age, respectively; BWFE, body weight at first egg; AFE, age at first egg; EWFE, egg weight at first egg; EN, total number of eggs laid from onset of lay to 17 weeks of lay.