A pig that is young and is a female is called a pig.
A gilding pig is a young female pig. Once a female pig reaches adulthood, they are then referred to as a "sow."
A pig
sow or shoat
Piglet
Sow or gilt
Sow
You may mean a shoat pig which is a young pig after being weaned
a female pig is called a 'sow' While an adult female pig is called a 'sow', that term is not applied until adulthood. All baby female pig is a 'gilt'.
a Boar is a wild pig so a baby pig
Female is a sow.Male is a boar.Young is a piglet.
A mature female pig is called a sow, a young pig that has not given birth or has yet to reach maturity is called a gilt.