Dystocia in Friesian cows and its effects on postpartum reproductive performance and milk production

A total of 1,243 records for 585 dairy Friesian cows from 1997-2004 were used to study the factors affecting dystocia and its effects on reproductive performance and milk production. The overall incidence of dystocia was 6.9%. The percentage of dystocia decreased with increasing live body weight, ag...

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Veröffentlicht in:	Tropical animal health and production 2011-01, Vol.43 (1), p.229-234
Hauptverfasser:	Gaafar, H. M. A, Shamiah, Sh. M, El-Hamd, M. A. Abu, Shitta, A. A, El-Din, M. A. Tag
Format:	Artikel
Sprache:	eng
Schlagworte:	Age Age Factors Animals Biomedical and Life Sciences Birth weight Body Weight Cattle Cattle Diseases - etiology Cattle Diseases - physiopathology Dairies dystocia Dystocia - etiology Dystocia - physiopathology Dystocia - veterinary Egypt Feeding Female Friesian cows Life Sciences Milk - statistics & numerical data Milk production Original Research Parity Postpartum Pregnancy Reproduction Reproduction - physiology Seasons Sex Side effects Summer Veterinary Medicine/Veterinary Science Winter Zoology
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Zusammenfassung:	A total of 1,243 records for 585 dairy Friesian cows from 1997-2004 were used to study the factors affecting dystocia and its effects on reproductive performance and milk production. The overall incidence of dystocia was 6.9%. The percentage of dystocia decreased with increasing live body weight, age, and parity of cows (P
ISSN:	0049-4747 1573-7438
DOI:	10.1007/s11250-010-9682-3