At any point in time, your packaging can be located at a supplier, a local warehouse, or at your site. “Logistics” optimizes the stocking levels at each location, along with the transport paths in between.
“You will not find it difficult to prove that battles, campaigns, and even wars have been won or lost primarily because of logistics.”
Is your warehousing/logistics set-up fed with current data on demand, production schedules, stocking levels, etc.?
Are your inventories at the right level, at the right location?