Meier et al. JDS 19155 Supplementary Figure 1

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Meier et al 2021 Journal of Dairy Science supplementary Figure. Heifers with positive genetic merit for fertility traits reach puberty earlier and have greater pregnancy rate than heifers with negative genetic merit for fertility traits. Supplementary Figure 1. Schematic of the process and number of animals at each stage of selecting dams, the contract mating, expected number to calve, calf collection and parentage verification (sire and maternal grandsire) to produce heifers with positive (POS) or negative (NEG) genetic merit for fertility traits.

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