Genomic estimates of Identity-By-Descent relationships in large scale data sets

An approximate computationally efficient multipoint linkage analysis algorithm was developed to estimate unbiased IBD-based relationship and inbreeding coefficients. Its unbiasedness and precise definition of the base population makes it well suited for the genomic management of inbreeding and genomic optimal contribution selection. In addition, G<sub>la</sub> based optimal contribution selection is neutral with respect to allele frequency changes.

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Publication Details

Journal
Genetics Selection Evolution
Published
2026-03-13
DOI
https://doi.org/10.1186/s12711-026-01038-9
Primary Topic
Genetic and phenotypic traits in livestock
Type
article
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article

Genomic estimates of Identity-By-Descent relationships in large scale data sets

Xijiang Yu, Peer Berg, Theo Meuwisen
Genetics Selection Evolution
Genetic and phenotypic traits in livestock
article

Genomic estimates of Identity-By-Descent relationships in large scale data sets

Xijiang Yu, Peer Berg, Theo Meuwisen
article en

Abstract

An approximate computationally efficient multipoint linkage analysis algorithm was developed to estimate unbiased IBD-based relationship and inbreeding coefficients. Its unbiasedness and precise definition of the base population makes it well suited for the genomic management of inbreeding and genomic optimal contribution selection. In addition, G<sub>la</sub> based optimal contribution selection is neutral with respect to allele frequency changes.

Genetics Selection EvolutionVol. 58(1)
Norwegian University of Life Sciences (NO)
Openalex Percentile: Top 23%
Genetic and phenotypic traits in livestock
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