Last week the Rams also went in with the ewe lambs. Before that happens, they all get weighed. Only the ewe lambs that are heavy enough go to the ram (60% of the estimated mature ewe size) in this case around 35kg. This just makes sure they have done enough growing to be able to rear a lamb without stunting their own growth too much. Breeding from ewe lambs is beneficial for several reasons - 1- it provides faster genetic gain, breeding from the best genetics the year after they are born to get