The basics of managing reproduction in sheep
There is a close positive correlation between the economic success of sheep farming and the reproduction rate of breeding ewes. Reproduction success is expressed in a number of ways, including pregnancy rate and lambing percentage. However, the best measure is ewe productivity, where the kilograms of lamb produced by the breeding herd is expressed in terms of the total live weight of the flock.
This measure of ewe productivity combines all the contributing factors (conception rate, lambing percentage, weaning percentage, weaning weight, marketing percentage and marketing weight) into one single productivity figure.
MAKE EWE PRODUCTIVITY THE PRIORITY
The Pareto principle states that about 80% of outcomes (or outputs) result from 20% of all causes (or inputs) for any given
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