A production version is a combination of a BOM and a routing that defines how a material is produced. For a production version to be valid and consistent, the following requirements must be fulfilled:

• The deletion flag must NOT be set for the BOM or the routing. The deletion flag indicates that the BOM or the routing is no longer used and should be archived. If the deletion flag is set, the production version cannot be used for production planning or execution.
• The lot size range must be within the lot size range of the assigned routing. The lot size range specifies the minimum and maximum order quantity for which the production version is valid. The lot size range of the production version must match or be smaller than the lot size range of the routing, otherwise the system will not find a suitable routing for the production order.
• The assigned routing and BOM must be valid in the entire validity period. The validity period defines the time frame for which the production version is valid. The validity period of the production version must be within or equal to the validity periods of the routing and the BOM, otherwise the system will not find a consistent BOM and routing combination for the production order. References: [SAP S/4HANA Production Planning and Manufacturing Certification Guide], page 113; [SAP Help Portal: Production Version].

You can achieve planning only for specific resources in Advanced Planning (PP/DS) by using a resource group. A resource group is a collection of resources that share the same characteristics and can be used interchangeably for production. You can assign a resource group to a product or a production version, and then use the resource group as a selection criterion in the planning board or the product view. This way, you can restrict the planning to only those resources that belong to the resource group. References: SAP S/4HANA Manufacturing for Planning & Scheduling - Implementation Guide, page 25; [SAP S/4HANA Production Planning and Manufacturing Certification Guide], page 79.

• One-off events: These are special events that affect the demand for a product, such as promotions, holidays, or product launches. You can use the one-off events function in SAP S/4HANA to create and maintain events and assign them to products. The system considers the events when generating the forecast and adjusts the demand accordingly.
• Past sales order quantities: These are the historical data of the actual sales orders for a product. You can use the past sales order quantities as the basis for forecasting the future demand. The system applies statistical methods and algorithms to analyze the past sales order quantities and identify the trends, patterns, and seasonality of the demand.
• Market intelligence: This is the external information that influences the demand for a product, such as market research, competitor analysis, or customer feedback. You can use the market intelligence function in SAP S/4HANA to import and integrate market data from various sources into the forecast. The system adjusts the demand based on the market intelligence data and the weighting factors that you define. References: Exploring the Steps of Supply Chain Planning; SAP S/4HANA Production Planning and Manufacturing II, Unit 2: Demand Management; [SAP S/4HANA Production Planning and Manufacturing Certification Guide], page 76.