This research aims to uncovering production cost, income and profits of agricultural rice business using Combine Harvaster machines and traditional machines in Sumbermulyo, districts of Winong, Pati Regency. The researcher used purposive and the research sampling is using Propotional random sampling methods. There were 71 sampels, 35 of them using Combine Harvaster and 36 farmers using traditional machines. The result of this research shown that the total production cost per 2500 square meters if using Combine Harvaster machines is Rp. 4.038.878,- and using traditional machines for Rp. 4.902.707,- incomes using Combine Harvaster machines is Rp. 3.229.393,- and using traditional machines for Rp. 1.527.782,- profits using Combine Harvaster machines Rp. 2.459.122,- and profits using traditional machines for Rp.711.78