The Nambiar District 25 cost sheet consists of cost breakup details for 2, 2.5, 3, 3.5, and 4 BHK apartments with prices between Rs 1.47 Crores and 3.08 Crores. It includes the cost of the built-up area, carpet area, floor, sale value, total rate, base price, covered parking space, and GST for the specified apartments.