Table 1.
Parameters of Thai native grandparent roosters and semen.
| Factor | N | Mean | SD | Min | Max |
|---|---|---|---|---|---|
| Animal with records | 242 | ||||
| Animal with pedigrees | 538 | ||||
| Number of records | 3475 | ||||
| Mass movement (score) | 3475 | 3.45 | 1.22 | 1.00 | 5.00 |
| Semen pH (score) | 3475 | 6.77 | 0.36 | 5.16 | 9.19 |
| Semen color (score) | 3475 | 4.11 | 1.03 | 1.00 | 5.00 |
| Semen volume (mL/ejaculation) | 3475 | 0.39 | 0.20 | 0.10 | 2.50 |
| Sperm viability (%) | 3475 | 93.13 | 7.71 | 9.46 | 99.71 |
| Sperm abnormalities (%) | 3475 | 8.94 | 5.34 | 0.92 | 83.64 |
| Sperm concentration (×109 sperm/mL) | 3475 | 3.44 | 1.58 | 0.20 | 9.48 |