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. 2018 Jun 13;13(6):e0197764. doi: 10.1371/journal.pone.0197764

Fig 3. Age at first calving and first lactation fat and protein yield.

Fig 3

Predicted means (± 95% confidence intervals) obtained from mixed effects multivariable regression modelling for first lactation (305-day) fat and protein yield (kgs) by different age at first calving (AFC) class.