goods issue

Hi all,

I want to issue a raw material for 2 production order , both of 20 tonnes.

scenario is like this.

let's say we have two mother coil of 25 tonnes.

for first order it consumes 20 tonnesb and for 2nd order it consumes 20 toones. Now 10 tonnes is left, how can i issue those tonnes for any other order.

please let me know

Regards

Satyajit