MCPPCUST is a standard SAP Table which is used to store Performance Customizing: PPIS data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The MCPPCUST table consists of various fields, each holding specific information or linking keys about Performance Customizing: PPIS data available in SAP. These include KALK (Costs are used), WA (Goods issues are used), VG (Operations are used), KAPA (Capacity is used)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .