The singular possessive noun is calf's.
The plural form of the noun calf is calves.
The plural possessive noun is calves'.
Examples:
The calf's foot became tangled in the wire.
Repair the fence so that the other calves' feet won't be injured.
Chat with our AI personalities
The plural form of the noun calf is calves.
The plural possessive form is calves'.
Examples: The calves' mothers were both owned by the same farmer.
The possessive form of the noun calf is calf's.
example: The calf's feet were caked with mud.
The possessive form for the singular noun calf is calf's (just as you have it in your question).