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Animal genetics and breeding

Genetic parameters of milk production and reproduction traits of Girolando cattle in Brazil

Ali William Canaza-CayoEscuela Profesional de Ingeniería Agronómica, National University of Altiplano, Puno, Peru; Correspondence[email protected]

http://orcid.org/0000-0002-4189-4747

Paulo Sávio LopesAnimal Science Department, Federal University of Vicosa, Viçosa, Brazil;

http://orcid.org/0000-0003-0923-1465

Jaime Araújo CobuciAnimal Science Department, Federal University of Rio Grande do Sul, Porto Alegre, Brazil;

http://orcid.org/0000-0002-1414-4967

Marta Fonseca MartinsEmpresa Brasileira de Pesquisa Agropecuária Gado de Leite, Juiz de Fora, Brazil

http://orcid.org/0000-0002-4260-5329

Marcos Vinicius Gualberto Barbosa da SilvaEmpresa Brasileira de Pesquisa Agropecuária Gado de Leite, Juiz de Fora, Brazil

http://orcid.org/0000-0001-5449-1413

Figures & data

Table 1. Number of animals per genetic group and traits during the first three lactations of Girolando cows.

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Table 2. Descriptive statistics for milk yield and reproduction traits of Girolando cows during the first three lactations.

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Table 3. Estimates of least square means and standard errors of different genetic groups for milk yield and reproduction traits of Girolando cows during the first three lactations.

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Table 4. Estimates of heritability (h²) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using uni-trait analyses.

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Table 5. Estimates of heritability (h²) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using bi-trait analyses.

Download CSV Display Table

Table 6. Genetic (r_G), phenotypic (r_P), and environmental correlations (r_E) and standard errors (SE) among milk yield and reproduction traits of Girolando cows during the first three lactations.

Download CSV Display Table

Genetic parameters of milk production and reproduction traits of Girolando cattle in Brazil

Table 1. Number of animals per genetic group and traits during the first three lactations of Girolando cows.

Table 2. Descriptive statistics for milk yield and reproduction traits of Girolando cows during the first three lactations.

Table 3. Estimates of least square means and standard errors of different genetic groups for milk yield and reproduction traits of Girolando cows during the first three lactations.

Table 4. Estimates of heritability (h²) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using uni-trait analyses.

Table 5. Estimates of heritability (h²) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using bi-trait analyses.

Table 6. Genetic (r_G), phenotypic (r_P), and environmental correlations (r_E) and standard errors (SE) among milk yield and reproduction traits of Girolando cows during the first three lactations.

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Genetic parameters of milk production and reproduction traits of Girolando cattle in Brazil

Figures & data

Table 1. Number of animals per genetic group and traits during the first three lactations of Girolando cows.

Table 2. Descriptive statistics for milk yield and reproduction traits of Girolando cows during the first three lactations.

Table 3. Estimates of least square means and standard errors of different genetic groups for milk yield and reproduction traits of Girolando cows during the first three lactations.

Table 4. Estimates of heritability (h2) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using uni-trait analyses.

Table 5. Estimates of heritability (h2) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using bi-trait analyses.

Table 6. Genetic (rG), phenotypic (rP), and environmental correlations (rE) and standard errors (SE) among milk yield and reproduction traits of Girolando cows during the first three lactations.

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Table 4. Estimates of heritability (h²) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using uni-trait analyses.

Table 5. Estimates of heritability (h²) and standard errors (SE) for milk yield and reproduction traits of Girolando cows during the first three lactations using bi-trait analyses.

Table 6. Genetic (r_G), phenotypic (r_P), and environmental correlations (r_E) and standard errors (SE) among milk yield and reproduction traits of Girolando cows during the first three lactations.