Creating the genetically perfect baby may not yet be an option, but in the farming world, creating the perfect calves has become the norm. Ella McSweeney spends the day with a local AI expert to see just what is involved in inseminating cows. Ella follows the inseminator around farms in Ireland. She witnesses the cutting edge technology used to create genetically superior calves, and meets Ireland's top breeding bulls, one who has fathered over 10,000 calves. All Rights To RTÉ.