the accelerated lambing ewes had a lower attrition rate ( p = .20 ) and final weight ( p less than .05 ) and produced more lambs ( p less than .01 ) , lighter weight lambs at birth ( p less than .05 ) and weaning ( p less than .01 ) , a lower frequency of twins ( p less than .05 ) and an equal total weight of weaned lamb ( p greater than .25 ) compared with once-a-year lambing ewes .
C0005910
weight
C0005612
weight