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Table 5 Estimates and standard errors of parameters from a model with social genetic effects for growth traits

From: Direct and social genetic parameters for growth and fin damage traits in Atlantic cod (Gadus morhua)

Parameter1

Weight at recording 2

Weight at recording 3

Specific growth rate

Change in condition factor

LogL

0.97 (0.38)

1.45 (0.23)

0.06 (0.94)

0.91 (0.20)

σ2AD

54.4 ± 26.7

101.3 ± 53.9

0.03 ± 0.03

0.001 ± 0.0004

σ2AS

0.02 ± 0.03

0.15 ± 0.12

1.9 × 10-5 ± 6.5 × 10-5

3.0 × 10-6 ± 2.9 × 10-6

σADS

0.34 ± 0.5

0.19 ± 1.29

1.4 × 10-4 ± 7.5 × 10-4

5.3 × 10-6 ± 2.5 × 10-5

σ2C

11.79 ± 9.35

27.33 ± 19.66

0.02 ± 0.01

02

σ2TANK

02

1.40 ± 6.11

0.01 ± 0.005

0.0003 ± 0.0002

σ2TBV

76.77 ± 31.53

169.0 ± 77.9

0.04 ± 0.03

0.002 ± 0.001

σ2P

178.7 ± 8.90

408.0 ± 19.35

0.26 ± 0.01

0.01 ± 0.004

rAS,AD

0.31 ± 0.54

0.05 ± 0.33

−0.25 ± 0.58

−0.08 ± 0.38

T2

0.43 ± 0.17

0.41 ± 0.19

0.16 ± 0.15

0.22 ± 0.12

  1. 1LogL = change in Log likelihood relative to the traditional animal model; P-values are given in parentheses; σ2AD = direct genetic variance; σ2AS = social genetic variance; σADS = direct-social covariance; σ2C = variance due to common rearing environment; σ2TANK = variance of experimental tank; σ2TVB = variance of the total breeding value; σ2P = phenotypic variance; rAS,AD,T2 = σ2TVB2P; 2bounded to zero.