[PDF] Top 20 ESTIMATES OF DIRECT, MATERNAL AND GRANDMATERNAL GENETIC EFFECTS FOR GROWTH TRAITS IN GOBRA CATTLE
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ESTIMATES OF DIRECT, MATERNAL AND GRANDMATERNAL GENETIC EFFECTS FOR GROWTH TRAITS IN GOBRA CATTLE
... inclusion of grandmaternal effects in the model did not change the estimates of the direct and maternal heritabilities or of the genetic ... See full document
6
Genetic and environmental effects on sexual precocity traits in Nellore cattle
... principle, genetic variances were estimated using an animal model that included the direct genetic effects of the animal, maternal genetic effects, permanent ... See full document
6
Estimation of Variance Components and Genetic Parameters for Direct and Maternal Effects on Birth Weight in Brown Swiss Cattle
... Many of the published heritability estimates for birth weight of Brown Swiss breeds were derived from sire models that did not take into account of additive maternal ...estimation ... See full document
5
Genetic evaluation for large data sets by random regression models in Nellore cattle
... (EPD) of Nellore cattle estimated by random regression model (RRM) and multiple trait model (MTM) were ...compared. Genetic evaluation data included 3,819,895 records of up nine ... See full document
9
Gilberto Romeiro de Oliveira Menezes1 , Robledo de Almeida Torres2 , Roberto Augusto de Almeida Torres Júnior1 , Luiz Otávio Campos da Silva1 , Andrea Gondo1 , Ricardo Frederico Euclydes2
... Direct and maternal additive genetic correlation estimates for all weight pairs were higher than ...evaluated traits (Table 3). In the animal breeding context, this means ... See full document
5
Efetividade da redução da dimensão da matriz de covariância do efeito genético direto na avaliação genética do crescimento em bovinos Simental Rodrigo Reis MotaI Edson Vinícius CostaI Paulo Sávio LopesI Moyses Nascimento
... aim of this research was to evaluate the dimensional reduction of additive direct genetic covariance matrices in genetic evaluations of growth traits (range ... See full document
6
Estimates of covariance functions for growth from birth to 630 days of age in Nelore cattle
... DS2 and DS3, only three models were fitted, with k = 6, 0, 6, 4, k = 6, 4, 6, 4, and k = 6, 6, 6, 4, and residual variances were modeled by a log linear cubic variance ...additive maternal ... See full document
16
Weight evaluation of Tabapuã cattle raised in northeastern Brazil using random-regression models
... Estimates of direct additive genetic variance increased with age (Figure 1), corroborating the study of Martínez Niño et ...(2012) and showing that there is satisfactory ... See full document
8
Maternal inheritance on reproductive traits in Brangus-Ibagé cattle
... reproductive traits are known to have low heritability, with calving interval being one of the best ...found in this herd is similar to an estimate of ...reared in native grassland ... See full document
5
Estimativas de herdabilidade e tendências genéticas para características de crescimento e reprodutivas em bovinos da raça Nelore: Estimates of heritability and genetic trends for growth and reproduction traits in Nelore cattle.
... coefficients and genetic trends for weaning weight (WW), post-yearling weight (PW), average gains from birth to weaning (GBW), average gains from weaning to post-yearling (GWP), scrotal circumference (SC), ... See full document
10
Daniela Andressa Lino-Lourenço1 , Maria Josiane Sereia2 , Carlos Antonio Lopes de Oliveira1, Patrícia Faquinello1 , André Luiz Halak1
... - Genetic and phenotypic parameters considering the genetic effect on hygienic behavior of queen and workers from 40 Africanized honeybees colonies were estimated ...separately. ... See full document
8
Thiago Bruno Ribeiro da Silva1 , Cláudio Vieira de Araújo2 , Thereza Cristina Borio dos Santos Calmon de Bittencourt3 , Simone Inoe Araújo2 , Raysildo Barbosa Lôbo4 , Luiz Antônio Framartino Bezerra
... use of regression models with Legendre polynomials of order five to describe direct additive genetic, animal permanent environmental and maternal permanent effects ... See full document
5
Genetic improvement of Nellore cattle in the semi-arid region of northeastern Brazil
... between direct and maternal effects were negative ...W365, and -0.60 for W550). The distributions were almost symmetrical and the superior and inferior limits of ... See full document
7
Breeding value accuracy estimates for growth traits using random regression and multi-trait models in Nelore cattle
... average growth trends were modeled using a cubic regression on orthogonal polynomials of ...polynomials of fourth and sixth order were utilized to model the direct genetic ... See full document
10
Relative contribution of effects included in contemporary groups for adjusted and actual 120-day and 210-day weights in Nelore cattle in Brazil
... independence of calf sex effects from other effects in the CGs tested here suggests that this effect could be modeled separately from CG ...modeling genetic analyses of ... See full document
6
Direct and maternal annual genetic changes for selected traits at weaning and yearling in beef cattle
... used in the studied herds does not incorporate breeding values for maternal genetic effect, which may have contributed to non-significant genetic maternal gains in the ...Thus, ... See full document
9
Estimates of genetic parameters for carcass, growth and reproductive traits in Nellore cattle
... procedure of the SAS Software (SAS ...fixed effects of the mixed models. The fixed effect of contemporary groups (CG) was defined concatenating season and year of birth of ... See full document
7
ASSOCIATION OF PIT1 GENOTYPES WITH GROWTH TRAITS IN CANCHIM CATTLE
... effect of PIT1 on W240 and AGBW as detected in GG2 may be the result of its influence on the expression of growth-hormone (GH) and prolac- tin (PRL) genes, which are ... See full document
6
Estimates of genetic and phenotypic parameters for reproductive traits in Iranian native Kordi sheep
... estimation of genetic and phenotypic parameters of reproductive traits in Kordi sheep were collected from 1996 to ...reproductive traits included age at first lambing ... See full document
6
Efeito da idade da vaca à pesagem da progênie na avaliação genética de bovinos Guzerá em modelos de regressão aleatória
... components and genetic parameters for growth traits by random regression models taking into consideration the cow’s age on the weight of ...data and records on weights of ... See full document
6
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