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Table 1 Trait parameters for average daily gain (ADG, kg/day) and mortality rate (MORT, %) in the nucleus (N), challenge (C), and target (T) environments

From: Multiple trait breeding programs with genotype-by-environment interactions based on reaction norms, with application to genetic improvement of disease resilience

Trait

Phenotypic (below diagonal) and genetic (above diagonal) correlations, and heritabilities (on diagonal)

Trait mean

Phenotypic SD

Economic value ($/unit)

ADGN

MORTN

ADGC

MORTC

ADGT

MORTT

ADGN

0.25

− 0.20

0.60

− 0.20

0.864

− 0.225

0.90

0.135

181

MORTN

− 0.13

0.03

0.40

− 0.221

0.637

5

21.8

− 1

ADGC

− 0.20

0.25

− 0.40

0.921

− 0.395

0.75

0.175

262

MORTC

− 0.25

0.07

− 0.347

0.961

20

40.0

− 1

ADGT

0.25

− 0.358

0.825

0.175

219

MORTT

0.057

12.5

40.0

− 1

  1. Parameters in the target environment were derived using the reaction norm model
  2. –: not observed