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Table 4 Testing various modes of inheritance for polled/non-polled (P/NP) and horned/non-horned (H/NH) at the single SNP locus based on Akaike’s information criterion (AIC)

From: Genomic prediction of the polled and horned phenotypes in Merino sheep

Modela P/NP H/NH
AIC ΔAIC AIC ΔAIC
(1) Additive − 3387 0 − 5070 0
(2) Additive + dominance − 3580 193 − 5168 99
(3) Sex-dependent additive + dominance − 3689 302 − 5162 92
(4) Additive + sex-dependent dominance − 3759 371 − 6871 1802
(5) Sex-dependent additive + sex-dependent dominance − 3752 365 − 7236 2166
  1. aModel numbers refer to the models described in the Methods section, paragraph “Mode of inheritance”