Wikipedia entity: Flora and fauna of the Kerguelen Islands
Topics: animal welfare; reproduction; climate
Original sentence: The sheep suffer a high mortality rate at birth (~25%), because they have not been able to adjust their reproductive cycle to coincide with the seasons of the southern hemisphere, resulting in mothers giving birth during the southern winters when food is less abundant.
Quantified sentence: The sheep suffer a high mortality rate at birth generally, because they have not been able to adjust their reproductive cycle to coincide with the seasons of the southern hemisphere, resulting in mothers giving birth during the southern winters when food is less abundant.
Quantifier: generally
Percentage: 25%
Specificity: unable