Under banking arrangement PSPCL purchased directly about 96.6 lac units daily and about 54 lac units through traders. Power purchase through traders was about 344 lac units daily and varied between 303 to 365 lac units. The power purchase from power exchanges varied between 25 to 169 lac units with the average of 76 lac units. The total short term purchase in last 10 days varied from 501 to 677 lac units. The average power purchase cost in last 10 days works out to Rs. 5.20 per unit. The unit price varied between Rs.3.62 to Rs.6.34 depending upon power demand and availability.
Punjab had been making power purchases through 8 traders and major traders are Power trading Corporation ( about 25.5 %) ,Adani and Adani Power (About 11.6 % ).The additional power is being arranged from 11 generating stations.
PSPCL had signed short-term power purchase agreements (PPAs) with different firms to supply eight-hour power to agricultural pump sets during the paddy season this year. The total power to be purchased for the paddy season would be around 3,200 million units (MUs) at Rs. 4 per unit. PSPCL in its tariff petition before regulatory commission has projected that power purchase worth Rs. 7207 crore would be purchased in 2012-13.