The robots that push the feed increase feed consumption thus yield. The cleaning robots prevent illnesses like hoof issues and mastitis, thus increasing yield. Milking the cow when it wants increases yield, as a cow can milk itself more than the regular 2 times per day. RFID tags on the cows allow the system to give extra feed to cows that produce more milk, which saved money and increases yield. The list goes on. A stressed out ill cow isn't profitable. Systems like these are widely used across Europe. They're not only profitable, but also incredibly convenient for the farmer.