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Table 2 Heritability (on diagonal, SE in parentheses), genetic correlations (below diagonal, SE in parentheses) and phenotypic correlations (above diagonal) for each ejaculate (ejaculate volume (VE), progressive sperm motility (SM), sperm concentration (SC), number of sperm (NSP), and number of progressive motile sperm (NMSP)

From: Estimation of the genetic parameters for semen traits in Chinese Holstein bulls

traits

VE

SM

SC

NSP

NMSP

VE

0.15 (0.03)

0.26

0.09

0.75

0.71

SM

0.36 (0.21)

0.12 (0.03)

0.35

0.39

0.56

SC

0.02 (0.12)

0.18 (0.16)

0.22 (0.04)

0.66

0.63

NSP

0.70 (0.25)

0.25 (0.17)

0.71 (0.26)

0.16 (0.03)

0.96

NMSP

0.74 (0.28)

0.25 (0.19)

0.65 (0.26)

0.99 (0.39)

0.12 (0.03)