Knowing exactly how much grass is on the milking platform is allowing Co Tyrone dairy farmer Henry Stewart to make informed decisions about building fodder stocks for winter.“If I was not measuring grass, I know for certain that I would think I am short and would be grazing third-cut silage ground. The grass wedge gives me the confidence to know that I am alright,” Henry said at a GrassCheck event on his farm near Stewartstown, last week.