Important - we don't eat cows. We eat steer. Cows have been bred over the decades and centuries to give birth and milk, not to yield meat. That's important, because some cows are heavier than their steer counterparts (Holsteins, for example).
Naturally induced miscarriage is the act of using a combination of herbs, vitamins, massage, visualization and prayer to cause the body to miscarry or abort a fetus without mechanical or surgical intervention. The body itself is induced to expel the fetus.
There are several risk factors that may increase your chances of a miscarriage. After the first 12 weeks of pregnancy, when a fetal heartbeat is seen on ultrasound, the risk of miscarriage drops significantly. Ultrasound is a test that uses reflected sound waves to produce an image of the developing fetus.