கருத்தரித்தல் இதழ்: இன் விட்ரோ - IVF-உலகளவில், இனப்பெருக்க மருத்துவம், மரபியல் & ஸ்டெம் செல் உயிரியல்
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Breeding Practices, Reproductive and Productive Performance of Dairy Cows: The Case of West Wollega Zone, Gimbi District, Ethiopia

Amanuel Bekuma, Lemma Fita, Ulfina Galmessa

The study was conducted from January 2018 to May 2018 with the objective of studying breeding practices, reproductive and productive performance of dairy cows in Gimbi district, west Wollega zone. A total of 120 dairy producers were randomly selected from four representative kebeles (Chuta Giyorgisi, Lelisa Yesus, Bikiltu Tokuma and Enango Dembali) and interviewed. A semi-structured questionnaire was employed to gather the required data and the collected data were analyzed by using statistical package for social science (SPSS Version 20). As the study result indicated about 89% of the households were used natural mating as method of breeding and only 3% of them were utilized AI but they perceived as it had no worth. The mean age at first service (AFS), age at first calving (AFC) and calving interval (CI) of local cows was 42.23 ± 7.4; 51.73 ± 6.97 and 15.03 ± 1.04, respectively. And 29.02 ± 2.65; 38.14 ± 5.43 and 14.48 ± 1.19 was the mean age at first service (AFS), age at first calving (AFC) and calving interval (CI) of crossbred cows, respectively in the study area. All the reproduction parameters included in this study were significantly different at (P