In this video Big Tractor Power is out in the field with big farm machines harvesting alfalfa to make feed for dairy cows. The video explains the mowing, merging, forage harvesting and storage process of haylage. Viewers get to see and hear these big machines at work. Watch for a 245 hp JOHN DEERE 8245R Tractor fitted with a 29 ft 9 in CLAAS DiscoTriple Mower mowing, 130 hp JOHN DEERE 6130M Tractors and CLAAS 1750 Rotary Rakes merging, 616 hp JOHN DEERE 9600i Forage Harvesters chopping, 245 hp and 175 hp JOHN DEERE 8245R and 6175R Tractor s hauling the haylage in H&S 7+4 HD Forage Wagons 175 hp JOHN DEERE 6175R tractors bagging the silage and feeding the farms cows.