Assertion: ewe | /r/HasProperty | culled at younger age
Facets:
value: usually
type: TEMPORAL
value: in harsh environments
type: LOCATION
Source sentences:
text: In harsh environments (e.g. where forage is sparse), ewes are usually culled at a younger age because once their teeth start to wear and break down, it becomes more difficult for them to maintain their body condition and consume enough forage to feed their babies.