Genomic selection for QTL-MAS data using a trait-specific relationship matrix
2011

Genomic Selection Using TABLUP Method

Sample size: 3226 publication Evidence: moderate

Author Information

Author(s): Zhang Zhe, Ding XiangDong, Liu JianFeng, de Koning Dirk-Jan, Zhang Qin

Primary Institution: China Agricultural University

Hypothesis

The study aims to validate the TABLUP method and compare it with RRBLUP and BayesB methods for predicting genomic estimated breeding values (GEBVs).

Conclusion

The TABLUP method performed nearly equally to the BayesB method and provides a promising alternative for genomic selection using low-density markers.

Supporting Evidence

  • The correlations between GEBVs from different methods are over 0.95 in most scenarios.
  • The accuracy of TABLUP is higher than 0.67 with 100 or more selected markers.
  • TABLUP with low-density markers showed high correlations with BayesB and RRBLUP methods.

Takeaway

Researchers tested a new way to predict animal traits using genetic information, and it worked almost as well as the best existing methods.

Methodology

The study used three methods to estimate GEBVs: TABLUP, RRBLUP, and BayesB, analyzing a dataset of 3,226 individuals across five generations.

Limitations

The study primarily focused on one quantitative trait and may not generalize to other traits or populations.

Participant Demographics

The dataset included 3,226 individuals from five generations, with phenotypic records on two traits.

Digital Object Identifier (DOI)

10.1186/1753-6561-5-S3-S15

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