The stigma surrounding cat ownership isn't too difficult to figure out. Owning a dog is generally associated with an active, healthy lifestyle. Owning a cat is generally associated with owning a couch. Dog owners visit dog parks. Cat owners visit Reddit.
Many women find that while having a healthy career, they don't have time for a baby or don't want a baby. Or perhaps their dating pool is genetically inferior. But women can always make room in their hearts for a cat baby!