Table 1.
Descriptive statistics of five semen traits.
| Traits | Number of records | Number of bulls | Mean | Median | Min | Max | SD |
|---|---|---|---|---|---|---|---|
| VE | 527,207 | 2,218 | 6.87 | 6.50 | 0.1 | 30.00 | 3.07 |
| SC | 521,510 | 2,218 | 12.07 | 11.80 | 0.01 | 37.80 | 4.66 |
| MS | 527,231 | 2,218 | 0.66 | 0.70 | 0.00 | 0.98 | 0.16 |
| NMSP | 522,906 | 2,218 | 57.57 | 49.04 | 0.00 | 469.25 | 39.99 |
| NSP | 521,150 | 2,218 | 83.71 | 75.40 | 0.02 | 572.25 | 48.94 |
Recorded for each ejaculate [VE, ejaculate volume (ml); SM, progressive sperm motility (%); SC, sperm concentration (109); NSP, number of sperm per ejaculate (109); NMSP, number of motile sperm (109)].