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Table 5 Estimate of additive genetic variance (diagonal), genetic correlation (below diagonal) with standard errors, in addition to the partial phenotypic correlations (above diagonal), for TGA traits

From: Genetic markers associated with bone composition in Rhode Island Red laying hens

 

Tibia density

Tibia breaking strain

CT OM %

CT CO3%

CT phosphates %

CT mineral %

CT phosphates/OM

CT CO3/phosphates

MD OM %

MD CO3%

MD phosphates %

MD mineral %

MD phosphates/OM

MD CO3/phosphates

Tibia density

0.41 ± 0.06

0.67

− 0.3

0.1

0.16

0.24

0.3

0.08

− 0.51

0.31

0.51

0.51

0.51

− 0.16

Tibia breaking strain

0.32 ± 0.05

0.43 ± 0.06

− 0.31

0.05

0.16

0.24

0.32

0.02

− 0.34

0.2

0.34

0.33

0.33

− 0.09

CT OM %

− 0.15 ± 0.06

− 0.16 ± 0.04

0.11 ± 0.02

0

− 0.7

− 0.66

− 0.87

0.09

0.22

− 0.14

− 0.21

− 0.21

− 0.21

0.06

CT CO3%

0.01 ± 0.03

0.01 ± 0.03

0.00 ± 0.02

0.00 ± 0.01

− 0.2

0.15

− 0.03

0.96

− 0.01

0.12

0.01

0.01

0.03

0.1

CT phosphates %

0.10 ± 0.04

0.10 ± 0.04

− 0.08 ± 0.03

0.00 ± 0.02

0.07 ± 0.03

0.75

0.83

− 0.31

− 0.15

0.05

0.14

0.15

0.15

− 0.09

CT mineral %

0.14 ± 0.05

0.14 ± 0.04

− 0.09 ± 0.02

0.00 ± 0.03

0.07 ± 0.03

0.08 ± 0.01

0.8

0.03

− 0.15

0.1

0.15

0.15

0.17

− 0.05

CT phosphates/OM

0.15 ± 0.04

0.15 ± 0.04

− 0.10 ± 0.02

0.00 ± 0.02

0.08 ± 0.03

0.09 ± 0.02

0.11 ± 0.02

− 0.16

− 0.21

0.12

0.2

0.2

0.2

− 0.06

CT CO3/phosphates

0.00 ± 0.03

0.00 ± 0.03

0.00 ± 0.01

0.00 ± 0.02

0.00 ± 0.02

0.00 ± 0.02

0.00 ± 0.02

0.00 ± 0.03

0

0.11

0

0

0.01

0.11

MD OM %

− 0.25 ± 0.04

− 0.19 ± 0.04

0.12 ± 0.04

− 0.01 ± 0.03

− 0.08 ± 0.03

− 0.10 ± 0.03

− 0.12 ± 0.03

0.01 ± 0.03

0.21 ± 0.05

− 0.55

− 0.99

− 0.98

− 0.93

0.33

MD CO3%

0.13 ± 0.03

0.14 ± 0.04

− 0.06 ± 0.03

0.00 ± 0.01

0.04 ± 0.02

0.05 ± 0.01

0.06 ± 0.02

0.00 ± 0.02

− 0.11 ± 0.04

0.07 ± 0.02

0.56

0.5

0.52

0.42

MD phosphates %

0.24 ± 0.04

0.19 ± 0.04

− 0.12 ± 0.03

0.01 ± 0.03

0.08 ± 0.03

0.10 ± 0.03

0.12 ± 0.03

− 0.01 ± 0.03

− 0.21 ± 0.05

0.11 ± 0.04

0.20 ± 0.05

0.99

0.94

− 0.32

MD mineral %

0.25 ± 0.04

0.19 ± 0.04

− 0.12 ± 0.03

0.01 ± 0.02

0.08 ± 0.03

0.10 ± 0.03

0.12 ± 0.03

− 0.01 ± 0.02

− 0.20 ± 0.05

0.11 ± 0.03

0.20 ± 0.05

0.20 ± 0.05

0.94

− 0.38

MD phosphates/OM

0.26 ± 0.04

0.21 ± 0.04

− 0.13 ± 0.04

0.01 ± 0.03

0.08 ± 0.03

0.10 ± 0.04

0.13 ± 0.04

− 0.01 ± 0.03

− 0.22 ± 0.05

0.12 ± 0.04

0.21 ± 0.05

0.21 ± 0.05

0.22 ± 0.05

− 0.31

MD CO3/phosphates

− 0.11 ± 0.03

− 0.05 ± 0.03

0.06 ± 0.02

0.00 ± 0.00

− 0.05 ± 0.02

− 0.05 ± 0.01

− 0.06 ± 0.02

0.00 ± 0.01

0.08 ± 0.03

− 0.04 ± 0.01

− 0.08 ± 0.03

− 0.08 ± 0.03

− 0.09 ± 0.04

0.05 ± 0.03

  1. TGA: thermogravimetry; OM: organic matter; CT: cortical bone; MD: medullary bone
  2. Genetic correlations are estimated by multi-trait genomic restricted maximum likelihood, partial phenotypic correlations: phenotypes (adjusted for body weight) correlations