Workday Inventory provides basic stock requests and par locations for consumable replenishment. D365 carries a complete inventory management platform with site/warehouse/location dimensions, valuation models, warehouse management processes, and direct ledger consequences. For Workday Finance-only organisations, this is largely a new discipline, not a migration.
Workday Financial Management's native inventory capability is intentionally narrow. It provides stock requests for consumable replenishment, par locations to trigger reorder, and basic asset tracking through Business Assets. These features serve office-supplies and facilities-management scenarios.
Inventory Sites are named physical locations — a site, building, or floor — that hold consumable stock. They are Worktag-like objects: a named reference that can tag procurement lines and stock requests to indicate where goods are delivered or consumed.
The first structural concept Workday practitioners need to understand is dimension groups: the product-level configuration that determines how inventory is tracked.
D365's item model group sets the inventory valuation model for a class of released products. This is a finance decision as much as an operations decision, because each model has different accounting consequences.
D365 supports two warehousing models, selected per warehouse (and reflected in the storage dimension group):
D365 inventory opening balances are loaded in Wave 4 of the migration sequence (after legal entity and chart of accounts in Wave 1, product master and released products in Wave 3, and purchase orders in Wave 5).
Workday Financial Management's native inventory — par locations, stock requests, and inventory sites — is a narrow consumables-management feature. D365 provides a complete inventory management platform covering storage and tracking dimensions, multiple valuation models, directed warehousing, period-close settlement, and direct general…