Genetic Parameter Estimation for Plasma Biomarkers Associated With Energy Reserves During Critical Physiological Stages in Sheep [0.03%]
羊能量储备相关血浆生物标志物的关键生理期遗传参数估计
Agnes Nyamiel,Andres Legarra,Didier Marcon et al.
Agnes Nyamiel et al.
The ability of ruminants to mobilise and restore body reserves (BR) over time, referred to as BR dynamics, is currently considered an interesting biological component to be included in breeding programs targeting enhanced BR resilience. How...
Genomic Prediction Ability Using Linear and Threshold Approaches for Different Stayability Definitions in Nellore Females [0.03%]
不同长寿定义下耐力性状的基因组预测研究
Letícia Silva Pereira,Larissa Bordin Temp,Eduarda da Silva Oliveira et al.
Letícia Silva Pereira et al.
Enhancing female longevity through regular calvings improves herd replacement rates and reduces the costs associated with replacing low reproductive efficiency animals. Stayability (STAY), defined as a cow's ability to remain productive in ...
Impact of Model Parameterisation and Variance Component Estimates on Genomic Predictions of Carcass Traits in Montana Composite Cattle [0.03%]
参数和方差分量估计对蒙大拿复合型肉牛胴体性状基因组预测的影响
Caroline Assis Almeida,Felipe Eguti de Carvalho,Flávia Cristina Bis et al.
Caroline Assis Almeida et al.
This study evaluated the influence of variance component (VC) estimates, obtained from different models and two relationship matrices, pedigree-based (BLUP) and genomic information-based (ssGBLUP), on genomic predictions of carcass traits i...
Stayability in the Era of Early-Challenged Females: Genetic Parameters and Correlations With Economically Relevant Traits [0.03%]
早发女性时代背景下的韧性：与经济重要性状的遗传参数及关联研究
Letícia Silva Pereira,Larissa Bordin Temp,Gabriel Gubiani et al.
Letícia Silva Pereira et al.
This study aimed to estimate the variance components, heritabilities and genetic correlations between four new different categories of stayability (STAY48-2, STAY48-3, STAY54-2, STAY54-3) with weight at 240 days of age (W240), weight at 450...
Genetic Parameters for Novel Feedlot Profitability-Related Traits in Nelore Cattle [0.03%]
关于 nelore 品种与新饲料棚盈利能力相关性状的遗传参数
Letícia Pereira,Fernando Baldi,Guilherme Jordão Magalhães Rosa et al.
Letícia Pereira et al.
This study aimed to estimate (co)variance components and genetic parameters for accumulated profitability (AFP) and profit per kilogram of liveweight gain (PFT), and their relationships with weight at 450 days of age (W450), scrotal circumf...
Genetic Parameters of Age at Conception in Nellore Females Using Threshold Models [0.03%]
阈值模型下 Nelore 女畜受孕年龄的遗传参数估算
Raimundo Nonato Colares Camargo Júnior,Cláudio Vieira de Araújo,Marina de Nadai Bonin Gomes et al.
Raimundo Nonato Colares Camargo Júnior et al.
Age at conception is a critical factor in the intensification of production systems. It is crucial for intensifying production, optimising reproductive efficiency and boosting Nellore female productivity for genetic progress. However, the l...
Genetic Evaluation of Beef Sires Using a Beef-on-Dairy Crossbred Reference Population [0.03%]
基于 beef-on-dairy 跨品系参考群体的肉牛种公牛遗传评定
Julius Mugambe,Christin Schmidtmann,Jorge Hidalgo et al.
Julius Mugambe et al.
In recent years, Beef-on-Dairy (BoD) crossbreeding programs have gained momentum to enhance dairy cattle's economic and genetic merits while meeting the demand for high-quality beef. However, bulls with superior growth potential can lead to...
Application of Genomic Random Regression Models for Genetic Parameter Estimations of Female Fertility Traits in Different Parities in German Holsteins [0.03%]
基因组随机回归模型在德国荷斯坦奶牛不同胎次经产母牛繁殖性状遗传参数估计中的应用
Sina Sakhaei-Far,Tong Yin,Sven König
Sina Sakhaei-Far
The aim of the present study was to infer genetic (co) variance components and to estimate parity-specific breeding values for the female fertility traits non-return rate after 56 days, the interval from calving to first service and days op...
Genetic Parameter Estimation for Pregnancy Loss and Their Association With Reproductive and Growth Traits in Brahman Cattle Under Extensive Tropical Conditions [0.03%]
婆罗门牛在热带广泛繁殖条件下妊娠丢失的遗传参数估计及其与生殖和生长性状相关性的研究
Daniel Cardona-Cifuentes,Lucia G de Albuquerque,Milagros Arias et al.
Daniel Cardona-Cifuentes et al.
This study estimated genetic parameters for pregnancy loss (PL) in Brahman cattle and evaluated the genetic correlation of PL with growth and reproductive traits using both the pedigree relationship matrix (A) and pedigree plus genomic rela...
Estimation of Genetic Parameters for Deviation in Age at Market Weight and Deviation in Weight at Market Age in Menz Sheep [0.03%]
美内绵羊出栏体重和出栏日龄表型偏差的遗传参数估计
Zeleke Tesema Wondie,Shanbel Besufkad,Aschalew Abebe et al.
Zeleke Tesema Wondie et al.
Reducing the number of days from birth to slaughter is one strategy to improve animal feed and environmental efficiency. The export market use yearling sheep weighing 22-30 kg and usually purchases from large and small-scale traders at an e...