noun, feminine/ka.jɛt/
Caillette is feminine in French.
name commonly given to a spotted milking cow
“Caillette était le nom qu’on donnait à une vache caille.” — "Caillette" was the name we would give to a spotted cow.
Related: Caillette pourrait perdre son veau là-dedans, faire poteau Caillette, poteau, Caillette
Probably from caille (“spotted”) + -ette (feminine nominal suffix).