Abstract: An investigation was conducted on farmer`s field at four villages in Mymensingh district of Bangladesh. Twenty-five farmers were considered for the study and 57 plots were selected. Interviewing the farmers on specially designed and pre-tested questionnaire collected the data on cost requirements. Input cost per hectare varied from Tk.14877 to 18145 and output varied from Tk.25101 to 31647, respectively under different farmer`s categories. The benefit cost-ratio found in landless, marginal, small, medium and large categories of farmers were 1.87, 1.4, 1.41, 1.83 and 1.64, respectively. The average total input and output costs per hectare in DA, PT and mixed farming methods were Tk.16855, 15750, 16924 and Tk.26525, 29400, 27454, respectively.