When ovaries are removed, many women report a similar loss. Testoterone levels are lower in women after menopause or after ovary removal than in healthy young women with ovaries in place. A recent study of sexually active women showed a significant correlation between blood testoterone levels and sexual responsiveness and satisfaction. For Wanting to be horny, there is a dramatic reduction in both estrogen and progesterone after birth. These would not in and of themselves affect your sexual desire.
Different women have different responses after giving birth.
Some have little or no interest in sex, and others resume sexual activity fairly quickly. Low sexual interest can result from having your life shaken up, feeling exhausted, having to take care of the new baby, a mate and possibly other family members. In terms of physical causes, if you had an episiotomy or tear in the perineum during birth, the area may be sore for several weeks. Your vagina may feel dry because of lowered estrogen levels. Some nursing mothers also experience painful cramps during and after intercourse.