Assist in checking Inventory cost discrepancy between MD System and Pentaho report

(Please be informed that we found out some discrepancies between inventory cost from MD system and Pentaho reports. Attached herewith is the summarized weekly inventory reports from Jan to Sep 2019. With this, may we request your assistance in checking on this.)

Open ETL of inventory data from .175
Used the Query Script on the Inventory data 
Compare the .csv data versus the JDA script from Inventory data
I will continue the checking tomorrow might need help from Mark or Jimmy for further checking.