In the year 2012-13, the per unit revenue earned from the sale of postcards was 50 paise whereas, to keep the service running, the per unit cost came to Rs 7.18, down from Rs 7.50 during 2010-11, the department said in its RTI response.
Similarly, the printed postcard was bringing a revenue of Rs 6 although the cost incurred on it was Rs 7.19 per unit in the year 2012-13. The RTI query further found that the cost of a letter card was Rs 7.18 per unit whereas the revenue earned from it was Rs 2.50.
The postal department also said that while insurance is offered at Rs 55.24, its cost was almost three times at Rs 141.82 during 2012-13. Each dispatch of a book packet costs the department Rs 9.51 but the revenue earned by it for every delivery is Rs 2.90.
The response provided to applicant SC Agrawal said, "It is submitted that no annual profit and loss account is prepared in this section. However, allocation of expenditure and revenue to around 30 services is being maintained every year as an annual costing exercise on the basis of data received from different sections of the directorate.