What is the correct buy average for my partly-paid shares?
The buy average for your partly paid shares only includes the paid-up price. Check the below example of the Reliance PP shares for details -
The buy average of Reliance partly paid shares on Console
is Rs. 314.25. This includes only the already paid call amount (i.e. 25% of Rs. 1257):
If you have purchased Reliance REs and applied for the partly paid shares, the cost you've incurred is Rs. 314.25 plus the price paid for buying the REs.
You can check the buy price by downloading the contract note
from Console. You will have to manually keep track of this cost since the instrument has lapsed and will reflect as a loss in your P&L