This document discusses cattle fattening in Bangladesh and outlines the key factors for a successful fattening farm project. It recommends selecting crossbred cattle between 1.5-3 years of age and constructing housing that is on high land, away from residences with good ventilation. A sample 20-cow fattening project is estimated to cost 37.9 lakh taka over 3 months, including costs for cattle, feed, labor, electricity and depreciation. The project is estimated to generate a net income of over 1.2 lakh taka over 3 months from selling fattened cattle and cow dung. Success depends on selecting suitable breeds, balanced diets, proper housing and management practices.