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.
Three Methods:Understanding Induced LactationStimulating Milk ProductionIncreasing the Volume of MilkCommunity Q&A. Lactation is the production of milk in female mammary glands, and occurs naturally during pregnancy and post-pregnancy breastfeeding. Women may want to induce lactation if they are planning on adopting a baby or if they agree to be a surrogate nurse for a baby whose biological mother cannot breastfeed.