[ConservativeMind]

That must have been considered either the most important part, or the prettiest part, of her.

I surely can’t disagree.

[SunkenCiv]

Loads of these Roman-era statues were rendered into lime mortar, bit by bit; could be the renderer saved this bit for last, then just didn’t want to do it. ;^)

[PIF]

Most likely smashed by early Christians who disfigured countless statutes, mosaics, wall paintings etc.

[BobL]

“That must have been considered either the most important part, or the prettiest part, of her.”

The ancient texts on this are quite clear: Venus was a babe.