Investigation of Inbreeding in Baluchi sheeps of Abbasabad Breeding Station
2016
mohamad reza sheklo | mojtaba Tahmoorespur | Aliasghar Aslami
In this study 21721 pedigree records of Iranian Baluchi sheep registered during 30 years (1979 to 2008) at Abasabad breeding station were used to estimate pedigree completeness level, inbreeding and average relationship coefficients of animals. During the studied years pedigree completeness level has a positive trend with the most recent cohort of lambs born in 2008 having pedigrees with 6.2 equivalent generations of known ancestors. Also, average inbreeding coefficient increased in these years and linear regression of inbreeding on year of birth resulted in an estimated rate of inbreeding of 0.15 %/yr. Inbreeding of number 2 flock was higher than that was in number one (P
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