Indicine cattle typically live from fifteen to twenty-two years, with a maximum lifespan of thirty years, and a theoretical lifespan of seventeen to nineteen years and eleven months. The species reaches sexual maturity from one year and three months to two years of age; the eyes open at birth, and the young begin walking at birth. The embryo develops inside the mother for approximately nine months. The calf drinks its mother’s milk and rapidly gains weight during the calf stage, which lasts from one day to eight months. The species enters the adult stage, which is an adult animal capable of producing offspring, and this stage lasts from two to twenty years.