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Table 3 Bootstrap analysis: Correlations between the upper triangular elements of GRMs estimated from subsamples of SNPs with the GRM estimated from 41,028 SNPs and with the NRM computed for 1,707 AI sires with extensive pedigree records.

From: Impact of reduced marker set estimation of genomic relationship matrices on genomic selection for feed efficiency in Angus cattle

No. SNPs (n)

Correlation between elements of Gni and A

Correlation between elements of Gni and G

 

Min

Meana

Max

Min

Meana

Max

100

0.2773

0.3987

0.4458

0.3545

0.3993

0.4372

500

0.5870

0.661

0.7041

0.6822

0.7050

0.7251

1,000

0.7861

0.7434

0.7861

0.7857

0.8148

0.8275

2,500

0.7871

0.8114

0.8386

0.9061

0.9147

0.9204

5,000

0.7971

0.8375

0.8554

0.9498

0.9573

0.9610

10,000

0.8398

0.8536

0.8641

0.9798

0.9811

0.9821

15,000

0.8508

0.8605

0.8706

0.9886

0.9893

0.9899

20,000

0.8561

0.8624

0.8711

0.9929

0.9934

0.9939

25,000

0.8576

0.8632

0.8707

0.9955

0.9960

0.9962

30,000

0.8577

0.8648

0.8694

0.9975

0.9977

0.9978

35,000

0.8616

0.8656

0.8687

0.9988

0.9989

0.9990

40,000

0.8647

0.8662

0.8679

0.9998

0.9998

0.9998

  1. aAveraged over 50 bootstrap samples