 encourages that cow to come into the feeder and of course at higher levels of milk production we can feed more grain to those cows certainly with fresh cows we need to observe these cows that they adjust to these feeders monitor rumination time as well and also manure consistency and be sure that these cows are going into there and monitoring that what we call fetch cows these are cows that do not come in on a timely basis and we have to go in and get them they monitor 32 wisconsin dairy farms