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Table 4 Mean scores of the main criteria applied by sheep owners for ram lamb selection as future breeders and the main causes of elimination of rams

From: Evaluating the reproductive ability of breeding rams in North-Eastern Spain using clinical examination of the body and external genitalia

Criteria for selection

Mean ± SEM (1 – 5)

Causes of elimination

Mean ± SEM (1 – 5)

Morphology

4.35 ± 0.16

Age

4.71 ± 0.10

Genealogy

3.65 ± 0.28

Disease

3.47 ± 0.24

Growth until weaning

3.23 ± 0.25

Feet and leg alterations

3.44 ± 0.17

Scrapie genotype

2.90 ± 0.30

BCS

3.38 ± 0.22

Genitalia

2.64 ± 0.26

Genital alterations

2.91 ± 0.24

Consanguinity

2.13 ± 0.26

Lack of libido

2.47 ± 0.26

Libido

1.43 ± 0.12

Aggressiveness

2.32 ± 0.28

  1. SEM standard error of the mean