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. Palaiokostas, 2018) avec 9195 SNP rapporte lui une héritabilité génomique de la survie à un challenge au virus du VNN plus élevée que l'héritabilité classique (0.27 ± 0.05 vs 0.17 ± 0.05) et une amélioration de 20 à 37 % de la précision des estimation des valeurs génétiques génomiques (0.59-0.67) par rapport à celles estimée en BLUP (r = 0.49). Ce résultat encourageant est cependant à mettre en perspective avec le résultat précédent. En effet, il est établi que l'augmentation d'efficacité de la sélection génomique est d'autant plus importante que le caractère présente une héritabilité limitée

, Ces premiers résultats obtenus en familles mélangées montrent donc que les plans de croisement factoriels sont favorables à des estimations d'héritabilité génomiques mais aussi à des améliorations de précisions

. Néanmoins, les gains relatifs attendus risquent d'être moins important que dans des systèmes d'évaluation en familles séparées

, Chapit e -R f e es it es