required for effective performance of, and by, an entry-level International Board Certified Lactation Consultant. The IBLCE certification program offers a voluntary credential and that certification does not necessarily confer the right or privilege to practice. Individuals who hold the IBCLC credential must
The bones of fetal kittens become mineralized at around day 40-45 of gestation. If radiographs taken of the pregnant cat reveal the skeletons of the kittens, then we can say that the fetal age of those kittens is at least 40-45 days or more.
Thus a female cat may have her first estrus anytime between 5 and 12 months of age. Feral (free-roaming) cats may reach sexual maturity earlier than indoor cats. Although a female cat is sexually mature when she is less than one year of age, she should not be bred until she is 18-24 months of age.