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Table 7 Correlation of reaction norm estimated breeding values (EBV) for intercept \(({\text{a}}_{0})\), slope \(({\text{a}}_{1})\) and scale-corrected slope \(({\text{a}}_{{1}}^{{*}})\)

From: Validation of reaction norm breeding values for robustness in Australian sheep

EBV

a

b

c

\({\text{a}}_{0}\)

0.40 (0.67)

0.62 (0.76)

0.64 (0.76)

\({\text{a}}_{1}\)

0.22 (0.32)

0.33 (0.37)

0.31 (0.38)

\({\text{a}}_{1}^{\text{*}}\)

0.13

0.32

0.34

Number of sires

253

65

62

  1. The expectation of the correlation based on the accuracy of the EBV is given in parentheses
  2. a: sires with direct progeny in both datasets; b: sires with at least 45 progeny in the MERINOSELECT and 15 progeny in the INF/RF; c: progeny in at least four CG in both datasets