1993
DOI: 10.3168/jds.s0022-0302(93)77565-7
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Effects of Percentage of White Coat Color on Holstein Production and Reproduction in a Subtropical Environment

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Cited by 35 publications
(24 citation statements)
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“…Becerril et al (1993), na Flórida, Estados Unidos, obtiveram resultado semelhante (799±89 dias). Grosshans et al (1997) observaram idade ao primeiro parto de 731 ± 23 dias para a raça holandesa na Nova Zelândia dois meses menor que a observada neste estudo.…”
Section: Resultsunclassified
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“…Becerril et al (1993), na Flórida, Estados Unidos, obtiveram resultado semelhante (799±89 dias). Grosshans et al (1997) observaram idade ao primeiro parto de 731 ± 23 dias para a raça holandesa na Nova Zelândia dois meses menor que a observada neste estudo.…”
Section: Resultsunclassified
“…De acordo com Becerril et al (1993), a estimativa de herdabilidade da idade ao primeiro parto incluindo a cor do pelame no modelo foi de 0,19±0,10, inferior ao valor observado neste resultado. Silva et al (1998) estimaram valor inferior (0,05±0,01) em análise conjunta com a produção de leite, em vacas holandesas, considerando dados do período de 1980no Brasil.…”
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“…Although some previous studies have tried to show that different coat colours absorb solar radiation differently and thereby affect the cattle, particularly in warmer climates (Schleger 1962;Finch 1985Finch , 1986Becerril et al 1993Becerril et al , 1994Hansen and Arechiga 1999;West 2002) our hypothesis is not based on this idea. These studies focused on black versus white, not black versus red cattle.…”
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confidence: 88%
“…Milk yield in predominantly white cows also tended to be greater than that of 31 , and Goodwin et al 10 . On average, daily milk yield in shaded environments was 23.1kg for black cows and 25.2kg for white cows…”
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confidence: 93%