Table 3.
Comparison of semen characteristics between good-motile (≥60% progressive motility) and poor-motile (<60% progressive motility) ejaculates.
| Semen parameter | Good-motile (54 ejaculates; 9 bulls) Mean±SE (range) | Poor-motile (99 ejaculates; 22 bulls) Mean±SE (range) |
|---|---|---|
| Motility (%) | 71.02±1.13a (60-90) | 23.36±1.98b (0-55) |
| Volume (mL) | 26.58±3.59b (0.5-119) | 48.77±5.49a (0.35-243) |
| Concentration (×106/mL) | 1,014.81±76.72b (155-2,820) | 1,309.62±85.10a (0-3,800) |
| pH | 8.02±0.10a (7-10) | 7.22±0.13b (4-10) |
| Viability (%) | 76.07±1.81a (44.5-97.5) | 45.32±2.18b (0-87) |
| Normal acrosome (%) | 74.00±2.26a (45-93) | 64.15±2.17b (23-93) |
| Membrane intact (%) | 53.47±2.86a (20-89.5) | 26.85±2.19b (0-87) |
| Normal head (%) | 77.52±2.10a (23-98) | 64.81±2.06b (7-98) |
| Normal tail (%) | 57.79±2.51a (11-90) | 44.37±1.98b (1-87) |
| Osmolality (mOsm) | 255.67±23.05a (115-335) | 319.38±29.58a (116-595) |
Values (mean±SE) with different lowercase superscripts in the same row are significantly (p<0.05) different. SE=Standard error