Need Table or Subject area with "Assessable Value"

Summary:

We need to retrieve the information that is on column "Assessable Value" on the PO Lines.

Content (required):

Cannot find "Assessable Value" on any OTBI Subject Area, and is also not on the main PO lines tables.

Version (include the version you are using, if applicable):

23A

Code Snippet (add any code snippets that support your topic, if applicable):