Table 2 Heritability, genetic and phenotypic correlations of the trait days to death after a challenge with P. salmonis (PS) and coinfection with C. rogercresseyi and P. salmonis (CAL + PS) in Atlantic salmon estimated in vaccinated (V) and unvaccinated (U) fish from population Fanad and Lochy.

Population	U-PS	U-CAL + PS	V-PS	V-CAL + PS
Fanad
U-PS	0.48 ± 0.06 **	0.99 ± 0.02 **	0.65 ± 0.10 **	0.69 ± 0.09 **
U-CAL + PS	0.54 ± 0.07 **	0.23 ± 0.06 **	0.65 ± 0.11 **	0.76 ± 0.09 **
V-PS	0.33 ± 0.09 **	0.27 ± 0.09 **	0.38 ± 0.07 **	0.88 ± 0.07 **
V-CAL + PS	0.43 ± 0.08 **	0.32 ± 0.09 **	0.54 ± 0.07 **	0.65 ± 0.07 **
Lochy
U-PS	0.34 ± 0.06 **	0.92 ± 0.08 **	0.47 ± 0.13 **	0.33 ± 0.12 *
U-CAL + PS	0.59 ± 0.07 **	0.26 ± 0.04 **	0.51 ± 0.15 **	0.60 ± 0.11 **
V-PS	0.23 ± 0.09 *	0.28 ± 0.09 **	0.36 ± 0.07 **	0.93 ± 0.06 **
V-CAL + PS	0.15 ± 0.10 ns	0.32 ± 0.09 **	0.65 ± 0.06 **	0.50 ± 0.06 **

Heritabilities (in bold at the diagonal ± standard error) for the number of days to death; genetic correlations (in italics above the diagonal ± standard error) and phenotypic correlations (below the diagonal ± standard error).
U unvaccinated; V vaccinated; PS single infected with P. salmonis; CAL + PS coinfected with C. rogercresseyi and P. salmonis; .
ns: Non significant.
* P < 0.05; **P < 0.01.

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