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By-Products in Production Orders

Description

In Release 3.0, you can enter by-products in a production order.

The indicator 'By-product' must be active in the master record of the material which is to be produced as a by-product (2nd MRP screen).
In the bill of material of the main material, the by-product must be characterized as a by-product (general data screen of the item).
A production order is created for the main product. The system creates a separate order item for each by-product.
The costs for the order are assigned to the order header and distributed to the individual by-products using equivalence numbers.
In the material master record of the main material, you determine how the total costs are distributed to the individual by-products using a distribution sheet (Extras -> Special plant details -> By-product production) and, if necessary, an original cost element structure (see below).
On the basis of these entries, the system creates the following during order creation:
Only the actual costs can currently be distributed. A function which distributes the planned costs of the order is being planned.
Goods movements for by-products are entered via the menu options Logistics -> Materials management -> Inventory management and then Goods movement -> Goods receipt -> For order.
Confirmation with automatic goods receipt is not currently possible for by-products.

Change system parameters in customizing

An original cost element structure is used to divide up the equivalences in the distribution sheet according to cost element groups.

Without an original cost element structure, you must keep the division of costs between the main product and the by-product(s) equal for all cost elements.

Example of an equivalence number without an original cost element structure

Original allocation Main product : By-product
Production costs 2 : 1
Material costs 2 : 1
Overheads 2 : 1

Using the original cost element structure you can vary the division of the costs between the main product and the by-product(s) depending on the cost element group.

Example of an equivalence number with an original cost element structure

Original allocation Main product : By-product
Production costs 1 : 4
Material costs 2 : 1
Overheads 5 : 3

If you want to use an original cost element structure, you must

1. define an original cost element structure in Customizing,
2. define a distribution sheet in the material master record of the main product (Extras -> Special plant allocation -> Cost distribution) which refers to the original cost element structure.