If you made a mistake or need to make changes, you can edit a Sub-Batch after saving. After you've made your edits and save, you'll be given the option to apply the changes to all other Sub-Batches from the same parent batch.
1 - Select The Sub-Batch
Select the Sub-Batch from the Cellar listbox. The Edit Sub-Batch button will activate. Click to open the Edit interface.
Select the Sub-Batch then click "Edit Sub-Batch"
Edit Sub-Batch Interface
2 - Edit
From here, you can make edits to some (but not all) of the sub-batch information.
Note - Only make changes to Quantity if you're correcting a mistake made when creating the batch. All other quantity changes should be handled through Audits.
Things you can't edit:
Type of keg