Amongst the objectives, attaining pullet body weight objectives are critical. It is established that higher performing flocks of layers have higher 18 week body weight relative to lower performing ones. Photo: Peter Roek
Nowadays, modern layers are able to achieve extremely high performances. For instance, they are capable of producing 366 eggs at 80 weeks and 437 eggs at 95 weeks with an average egg size of 63.1g. To reach this level of performance, one key to success is to achieve a successful 18-week pullet rearing period. For their first 18 weeks of life, pullets are raised in a facility under environmentally and nutritionally controlled conditions. The objective is to achieve the specific physiological dev
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