Research Article
Bacteriospermia and Sperm Quality of Cryopreserved Bull Semen Used in Artificial Insemination of Cows in South Wollo Zone, Ethiopia
Table 5
Multiple linear regression analysis of semen characteristics and bacterial count of HF-cross and Jersey bulls.
| Parameter | Predictors | B | SE | t | | R2 | Adjusted R2 | F |
| Motility (%) | Intercept | 60.56 | 11.52 | 5.26 | | 0.37 | 0.36 | 29.40 | Bacterial count | −0.05 | 0.01 | −7.67 | | Storage time | −0.03 | 0.04 | −0.86 | ns |
| Live (%) | Intercept | 61.49 | 8.80 | 6.99 | | 0.45 | 0.44 | 41.31 | Bacterial count | −0.04 | 0.01 | −8.90 | | Storage time | 0.02 | 0.30 | 0.76 | ns |
| Normal morphology (%) | Intercept | 62.05 | 10.86 | 5.71 | | 0.45 | 0.44 | 41.06 | Bacterial count | −0.05 | 0.01 | −8.56 | | Storage time | 0.07 | 0.03 | 1.95 | ns |
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SE = standard error of the regression coefficient ( B); ns = not significant. . |