Answer:

ewes

Answer	Crossword Clue
EWES	The first cloned mammals
EWES	Bucolic beasts
EWES	Suppliers of the milk for Roquefort cheese

EWES	Flock members
EWES	Milk sources for feta cheese
EWES	Some flock members
EWES	Milk sources
EWES	She sheep
EWES	Members of a flock
EWES	... milk (source of Roquefort cheese)
EWES	... milk

EWES	Ricotta sources
EWES	Gimmers are young ones
EWES	Females in wool
EWES	Sources of Manchego cheese
EWES	Merino mothers
EWES	Much of a flock
EWES	Feta sources
EWES	Sources of ricotta cheese

EWES	Lamb nursers
EWES	Ovine mothers
EWES	Some ovines
EWES	Large part of some herds
EWES	Rams' mates
EWES	Lambs' mothers
EWES	Meadow mamas
EWES	Female Cotswolds

EWES	Sources of feta and ricotta cheese
EWES	Farm females
EWES	What shepherds may shepherd
EWES	A lot of a flock
EWES	Milk providers
EWES	Mates for a 29-Across
EWES	Rams' madams?
EWES	Barnyard females

EWES	Things shepherds shepherd
EWES	Flock females
EWES	Providers of sheep's milk
EWES	Some livestock
EWES	Lambs' kin