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Table 2 Accuracy of genomic breeding values (r) for prediction individuals in each scenario (as the correlation between genomic breeding values and true breeding values), considering alternative low-density genotyping strategies, and change in accuracy (Δ) compared to the BASE scenarioa.

From: Genotype imputation for the prediction of genomic breeding values in non-genotyped and low-density genotyped individuals

 

S1

S2

 

rb

Δ

r

Δ

all genotypes imputed

0.42

-0.44

0.42

-0.44

all genotypes imputed, except every 10 Mb

0.50

-0.36

0.61

-0.25

all genotypes imputed, except every 5 Mb

0.50

-0.36

0.66

-0.20

all genotypes imputed, except every 2 Mb

0.54

-0.32

0.66

-0.20

  1. aBASE GEBV accuracy = 0.86
  2. bThe correlation was calculated separately for males and females and then averaged