Effect of sex of calf and number of parturitions on prevalence of retained placenta in dairy cows

Y. Kather, N.

	Effect of sex of calf and number of parturitions on prevalence of retained placenta in dairy cows
Al-Anbar Journal of Veterinary Sciences
Article 1, Volume 4, Issue 1, 2011, Pages 52-59 PDF (84.32 K)
Author
N. Y. Kather
Abstract
This study was conducted in the specialized clinic in reproductive diseases and artificial insemination, in Balad region in Saladin province in the northern Iraq. The study included 106 cows have retained placenta, the number of multipara cows that have retained placenta was 68 (64.15%). While the primipara cows with retained placenta were 38 (35.45%), with significant difference between two groups at (P<0.01). The study shows that the male calf in multipara cows was 44 (64.71%) and 24 female calf 35.29% in this group, while the male off springs in primipara cows was 22 (57.78%) and 16 female calf 42.11%.these results were significantly difference between two groups at (P<0.01) and (P<0.05) respectively. The study indicated the occurrence of 4 male stillbirths 9.09% in multipara group compared to 2 male stillbirths 9.09% in primipara group, and without significant difference between two groups. While there is incidence of 2 female stillbirths 12.50 in primipara cows, and no occurrence of female stillbirth in multipara cows, with significant difference at (P<0.05).

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