Correct option is C
Calving refers to the process of parturition in cattle, where a cow gives birth to a calf. This term is specifically used for cattle and is a crucial stage in the reproductive cycle of dairy and beef cattle.
Additional Information (Other Options)
Kidding: Refers to the birth of kids (young goats).
Lambing: Refers to the birth of lambs (young sheep).
Farrowing: Refers to the birth of piglets (young pigs).