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Genetic variability in a nucleus herd of Boer goats in Brazil assessed by pedigree analysis  L.M. Menezes, W.H. Sousa, E.P.Cavalcanti Filho, F.Q. Cartaxo,

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Presentation on theme: "Genetic variability in a nucleus herd of Boer goats in Brazil assessed by pedigree analysis  L.M. Menezes, W.H. Sousa, E.P.Cavalcanti Filho, F.Q. Cartaxo,"— Presentation transcript:

1 Genetic variability in a nucleus herd of Boer goats in Brazil assessed by pedigree analysis 
L.M. Menezes, W.H. Sousa, E.P.Cavalcanti Filho, F.Q. Cartaxo, J.A. Viana, L.T. Gama  Small Ruminant Research  Volume 131, Pages (October 2015) DOI: /j.smallrumres Copyright © 2015 Elsevier B.V. Terms and Conditions

2 Fig. 1 Number of animals (males and females) born per year, in the population of Boer goats studied. Small Ruminant Research  , 85-92DOI: ( /j.smallrumres ) Copyright © 2015 Elsevier B.V. Terms and Conditions

3 Fig. 2 Number of offspring produced by age class of the sires and dams in the population of Boer goats studied. Small Ruminant Research  , 85-92DOI: ( /j.smallrumres ) Copyright © 2015 Elsevier B.V. Terms and Conditions

4 Fig. 3 Number of parents and offspring, by classes of number of offspring per parent in the Boer goat population studied, for: a) sires and b) dams. Small Ruminant Research  , 85-92DOI: ( /j.smallrumres ) Copyright © 2015 Elsevier B.V. Terms and Conditions

5 Fig. 4 Averages (%) by year of birth for the coefficients, of inbreeding and relatedness and for number of equivalent generations in the Boer goat breed. Small Ruminant Research  , 85-92DOI: ( /j.smallrumres ) Copyright © 2015 Elsevier B.V. Terms and Conditions

6 Fig. 5 Cumulative genetic contributionof founders and ancestors to the Boer goat breed, considering (a) the entire population and (b) the reference population. Small Ruminant Research  , 85-92DOI: ( /j.smallrumres ) Copyright © 2015 Elsevier B.V. Terms and Conditions

7 Fig. 6 Evolution of the effective number of founders and ancestors contributing to the reference population of Boer goats, considering reference populations in successive periods. Small Ruminant Research  , 85-92DOI: ( /j.smallrumres ) Copyright © 2015 Elsevier B.V. Terms and Conditions

8 Fig. 7 Evolution of marginal genetic contribution of the 10 largest ancestors of Boer goats born over the last 14 years, considering different periods.Each ancestor is identified by its identification number and country of origin (USA: United States of America; BR: Brazil; AUS: Australia). Small Ruminant Research  , 85-92DOI: ( /j.smallrumres ) Copyright © 2015 Elsevier B.V. Terms and Conditions


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