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Table 5 Correlation (rEBV,MBV) between EBV and MBV in cohorts of young bulls with increasing size of the training data

From: A comparison of five methods to predict genomic breeding values of dairy bulls from genome-wide SNP markers

  Training rEBV,MBV
  Year   1998 1999 2000 2001 2002
Trait   N 144 189 173 137 63
ASI ≤1997 1,239 0.39 0.38 0.40 0.35 0.34
  ≤1998 1,383   0.37 0.38 0.29 0.26
  ≤1999 1,572    0.45 0.35 0.30
  ≤2000 1,745     0.39 0.34
  ≤2001 1,882      0.32
PPT ≤1997 1,239 0.63 0.55 0.50 0.62 0.43
  ≤1998 1,383   0.55 0.51 0.64 0.41
  ≤1999 1,572    0.52 0.66 0.43
  ≤2000 1,745     0.68 0.46
  ≤2001 1,882      0.47
  1. Results were obtained by cross-validation using partial least squares regression; ASI: Australian Selection Index; PPT: protein percentage