Is it permissible to fulfill a vow to slaughter a calf on behalf of the souls of one's parents and for three floors that have been built?

The questioner vowed to slaughter a calf and donate its reward to his father and mother upon the construction of three floors. This vow is an act of obedience, and it is obligatory to fulfill it according to the general consensus of scholars, based on the Prophet's (peace be upon him) saying: "Whoever vows to obey Allah, let him obey Him."