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Table 2 Estimates of genetic parameters for egg production traits in the F2 population

From: Genome-wide association and selective sweep analyses reveal genetic loci for FCR of egg production traits in ducks

 

HP

FI

EW

FCR

DFI

EP

HP

0.43

0.14*

0.04

0.01

0.11*

− 0.04

FI

0.127*

0.51

0.54**

0.26**

1.00**

0.33**

EW

0.04

0.53**

0.25

− 0.67**

0.54**

0.77**

FCR

0.05

0.19**

− 0.64**

0.23

0.26**

− 0.55**

DFI

0.10

0.96**

0.50**

0.19**

0.51

0.41**

EP

− 0.09

0.23**

0.57**

-0.40**

0.33**

0.10

  1. On the diagonal, in italic characters heritability estimates
  2. Upper triangle, phenotypic correlations
  3. Lower triangle, genetic correlations
  4. HP, hip-width (35-week old ducks); FI, feed intake (determined over 37 days); EW, egg weight (determined over 37 days); FCR, feed conversion ratio (determined over 37 days); DFI, daily feed intake; EP, egg production (between 226 and 329 days of age)
  5. Significant differences among groups are indicated as **P < 0.01 and *P < 0.05