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Table 1 Estimates of residual (\( {\sigma}_e^2 \)), and additive genetic (\( {\sigma}_a^2 \)) variancesa, common-environmental effect (c2), and heritability (h2) for vulva size traits by breed

From: Genetic and genomic characterization of vulva size traits in Yorkshire and Landrace gilts

Traitb

Landrace

Yorkshire

\( {\sigma}_e^2 \)

\( {\sigma}_a^2 \)

c2

h2

\( {\sigma}_e^2 \)

\( {\sigma}_a^2 \)

c2

h2

VA

89,166.2

21,953.3

0.17 (0.05)

0.16 (0.09)

71,990.1

69,807.7

0.06 (0.03)

0.46 (0.10)

VH

30.5

11.2

0.10 (0.05)

0.24 (0.11)

20.1

27.1

0.04 (0.03)

0.55 (0.10)

VW

20.8

2.5

0.22 (0.06)

0.08 (0.06)

22.6

10.8

0.06 (0.03)

0.31 (0.09)

  1. aExpressed as mm4 for VA, and mm2 for VH and VW;
  2. bVA vulva area, VH vulva height, VW vulva width