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).
Also very dangerous is inducing a miscarriage by taking strong medications prescribed for other ailments and many of the ways to induce a miscarriage can actually end in loss of life or other very serious consequences.
Ovulation induction is when a drug helps stimulate your body into producing eggs in the way in which your body should normally react. For some women, producing eggs more regularly is enough to achieve conception, without having to go down the route of IVF and other forms of assisted conception. Clomiphene citrate, also known as Clomid, is the most common fertility drug and can prescribed direct from a GP.