In Ariba, can we load the payment terms onto the supplier partitioned record via supplier loads?

We presently usage the "Payment Terms file" that SAP and Ariba suggests, but this record comes with challenges and our presumption successful Ariba are not matching up with the existent SAP payments.   Our users tin lone usage Ariba to find retired the scheduled outgo date, truthful this information has to beryllium accurate.

Many of our users bash enactment for each of North America, truthful having them pinned down to US oregon CN wrong their illustration does not enactment precise well.  

I spot successful the documentation, that you tin load the outgo nett presumption onto the partitioned grounds if you are not utilizing SAP/S4/Hana, but I privation to cognize if anyone has had occurrence with this request?