Accounting for trait architecture in genomic predictions of US Holstein cattle using a weighted realized relationship matrix
F Tiezzi, C Maltecca - Genetics Selection Evolution, 2015 - Springer
Abstract Background Genomic BLUP (GBLUP) can predict breeding values for non-
phenotyped individuals based on the identity-by-state genomic relationship matrix (G). The …
phenotyped individuals based on the identity-by-state genomic relationship matrix (G). The …
[HTML][HTML] Comparison of genomic predictions for lowly heritable traits using multi-step and single-step genomic best linear unbiased predictor in Holstein cattle
The success and sustainability of a breeding program incorporating genomic information is
largely dependent on the accuracy of predictions. For low heritability traits, large training …
largely dependent on the accuracy of predictions. For low heritability traits, large training …
[HTML][HTML] Comparison of genomic predictions using genomic relationship matrices built with different weighting factors to account for locus-specific variances
Various models have been used for genomic prediction. Bayesian variable selection models
often predict more accurate genomic breeding values than genomic BLUP (GBLUP), but …
often predict more accurate genomic breeding values than genomic BLUP (GBLUP), but …
Single-step genomic BLUP with many metafounders
Single-step genomic BLUP (ssGBLUP) model for routine genomic prediction of breeding
values is developed intensively for many dairy cattle populations. Compatibility between the …
values is developed intensively for many dairy cattle populations. Compatibility between the …
Crossbreed evaluations in single-step genomic best linear unbiased predictor using adjusted realized relationship matrices
Combining purebreed and crossbreed information is beneficial for genetic evaluation of
some livestock species. Genetic evaluations can use relationships based on genomic …
some livestock species. Genetic evaluations can use relationships based on genomic …
Use of biological priors enhances understanding of genetic architecture and genomic prediction of complex traits within and between dairy cattle breeds
Background A better understanding of the genetic architecture underlying complex traits (eg,
the distribution of causal variants and their effects) may aid in the genomic prediction. Here …
the distribution of causal variants and their effects) may aid in the genomic prediction. Here …
Genomic predictions in purebreds with a multibreed genomic relationship matrix
Combining breeds in a multibreed evaluation can have a negative impact on prediction
accuracy, especially if single nucleotide polymorphism (SNP) effects differ among breeds …
accuracy, especially if single nucleotide polymorphism (SNP) effects differ among breeds …
Accuracy of whole-genome prediction using a genetic architecture-enhanced variance-covariance matrix
Z Zhang, M Erbe, J He, U Ober, N Gao… - G3: Genes …, 2015 - academic.oup.com
Obtaining accurate predictions of unobserved genetic or phenotypic values for complex
traits in animal, plant, and human populations is possible through whole-genome prediction …
traits in animal, plant, and human populations is possible through whole-genome prediction …
Genomic prediction using multi-trait weighted GBLUP accounting for heterogeneous variances and covariances across the genome
Implicit assumption of common (co) variance for all loci in multi-trait Genomic Best Linear
Unbiased Prediction (GBLUP) results in a genomic relationship matrix (G) that is common to …
Unbiased Prediction (GBLUP) results in a genomic relationship matrix (G) that is common to …
Genomic prediction using alternative strategies of weighted single-step genomic BLUP for yearling weight and carcass traits in Hanwoo beef cattle
H Mehrban, M Naserkheil, DH Lee, C Cho, T Choi… - Genes, 2021 - mdpi.com
The weighted single-step genomic best linear unbiased prediction (GBLUP) method has
been proposed to exploit information from genotyped and non-genotyped relatives, allowing …
been proposed to exploit information from genotyped and non-genotyped relatives, allowing …
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- accuracy of whole genome prediction
- heterogeneous variances genomic prediction
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- yearling weight genomic prediction
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