Adding a sub cost profile
To add a sub cost profile based on which cost calculations can be made.
Procedure
1. Go to Base cost profiles. Select a cost profile to which you want to add subs.
2. On the action menu, click one of the sub cost lines. Note that some combinations of sub cost lines are not allowed on a single base cost profile.
Adding a sub graduated fixed cost line
3. On the action menu, click Sub graduated fixed cost line.
4. Complete the fields in the data section, Refer to Sub graduated fixed cost line.
5. Click Save. A Sub graduated fixed cost line is created. It can now be applied for cost calculation.
* 
To add a Sub graduated offset cost line, follow the steps in the above procedure.