Effects of various mastitis treatments on the reproductive performance of cows

BMC Veterinary Research

Table 6 Probability of conception after first AI, depending on timing of mastitis

¹Group (n total = 213):	²Probability of conception:	P-value	n
Mastitis until 90 days before AI	0.97	0.92	169
Mastitis until 60 days before AI	0.78	0.39	100
Mastitis until 30 days before AI	0.63	0.25	34
Mastitis until 20 days before AI	0.67	0.43	20
Mastitis until 15 days before AI	0.66	0.44	17
Mastitis until 10 days before AI	0.60	0.44	11
Mastitis until 5 days before AI	0.39	0.21	10
Mastitis diagnosed either on day of AI or 15 days after AI	< 0.001	0.009	7

¹Mean day of occurrence of mastitis before AI (30.0 ± 29.0); mean day of first AI (93.8 ± 27.9)
²Calculation based on logistic regression analysis

ISSN: 1746-6148