Caetano Almeida is a Center of Expertise support architect at SAP. He has more than 15 years of experience in manufacturing and supply chain management, with a focus on production planning and MRP. He's the author of Material Requirements Planning with SAP S/4HANA.

Second edition, updated and revised

... Preface ... 15

... Acknowledgments ... 17

1 ... Introduction to MRP with SAP S/4HANA ... 19

1.1 ... MRP Basics ... 19

1.2 ... MRP within the Supply Chain in SAP Systems ... 20

1.3 ... MRP with SAP S/4HANA ... 23

1.4 ... Summary ... 28

2 ... MRP Basics ... 29

2.1 ... MRP Procedures ... 29

2.2 ... MRP Planning Process ... 34

2.3 ... Summary ... 51

3 ... Master Data and Basic Settings ... 53

3.1 ... Material Master ... 54

3.2 ... Procurement Master Data ... 89

3.3 ... Planning File ... 119

3.4 ... Summary ... 121

4 ... Configuring MRP ... 123

4.1 ... Overall Plant Parameters ... 124

4.2 ... MRP Group ... 147

4.3 ... MRP Type ... 158

4.4 ... Lot-Sizing Procedure ... 161

4.5 ... Availability Check ... 165

4.6 ... MRP Areas ... 167

4.7 ... Parallel Processing ... 172

4.8 ... Summary ... 173

5 ... Running MRP ... 175

5.1 ... MRP Live versus Classic MRP ... 175

5.2 ... Classic MRP ... 179

5.3 ... MRP Live ... 195

5.4 ... Planning PP/DS Materials in MRP Live (One MRP Run) ... 206

5.5 ... Summary ... 208

6 ... Evaluating the MRP Results ... 209

6.1 ... Exception Messages ... 209

6.2 ... Rescheduling Checks ... 214

6.3 ... Stock/Requirements List ... 218

6.4 ... MRP List ... 242

6.5 ... Information and Settings for Materials in MRP on SAP HANA ... 245

6.6 ... Order Report ... 246

6.7 ... Pegged Requirements ... 250

6.8 ... Evaluation of the Planning Situation ... 252

6.9 ... MRP Cockpit ... 254

6.10 ... Summary ... 286

7 ... Managing Planned Orders ... 289

7.1 ... Planned Orders ... 289

7.2 ... Planned Order Availability Check ... 294

7.3 ... Planned Order Conversion ... 297

7.4 ... Additional Options for Mass Processing ... 303

7.5 ... Summary ... 307

8 ... Advanced MRP Features ... 309

8.1 ... Subcontracting Planning ... 309

8.2 ... Planning Calendar ... 315

8.3 ... BOM Explosion Number ... 318

8.4 ... Parts Interchangeability ... 321

8.5 ... Range of Coverage Profile (Dynamic Safety Stock) ... 325

8.6 ... Time-Dependent Stock Levels ... 329

8.7 ... Segmentation ... 333

8.8 ... Summary ... 345

9 ... Demand Management ... 347

9.1 ... What Is Demand Management? ... 348

9.2 ... Planning Strategies ... 352

9.3 ... Creating a Demand Plan ... 366

9.4 ... Configuring Demand Management ... 371

9.5 ... Summary ... 374

10 ... Demand-Driven MRP ... 375

10.1 ... What Is DDMRP? ... 375

10.2 ... Setting Up DDMRP ... 381

10.3 ... Running DDMRP ... 395

10.4 ... DDMRP Analytics ... 405

10.5 ... Integrating DDMRP with SAP IBP ... 407

10.6 ... Demand-Driven Scheduling ... 409

10.7 ... Summary ... 409

11 ... Long-Term Planning ... 411

11.1 ... Creating a Long-Term Planning Scenario ... 412

11.2 ... Running Long-Term Planning ... 416

11.3 ... Processing Simulative Planned Orders ... 418

11.4 ... Evaluating the Long-Term Planning Results ... 422

11.5 ... Cleaning Up the Long-Term Planning Scenario ... 430

11.6 ... Summary ... 433

12 ... Predictive Material Requirements Planning ... 435

12.1 ... pMRP Basics ... 435

12.2 ... Master Data ... 445

12.3 ... Creating Simulations ... 451

12.4 ... Processing Simulations ... 459

12.5 ... Releasing Simulations ... 472

12.6 ... Configurable Products ... 476

12.7 ... Demand-Driven Scenarios ... 480

12.8 ... Summary ... 482

13 ... Administering MRP ... 483

13.1 ... Housekeeping MRP ... 483

13.2 ... Troubleshooting MRP ... 488

13.3 ... Improving MRP Performance ... 503

13.4 ... Summary ... 517

14 ... Enhancing MRP ... 519

14.1 ... Enhancing Classic MRP ... 520

14.2 ... Enhancing MRP Live ... 524

14.3 ... Enhancing Predictive Material and Resource Planning ... 527

14.4 ... Enhancing the SAP Fiori Applications of the MRP Cockpit ... 528

14.5 ... Modification of Supply and Demand List ... 530

14.6 ... CDS Views ... 532

14.7 ... Summary ... 532

15 ... Migrating to SAP S/4HANA ... 533

15.1 ... Performing a Readiness Check ... 533

15.2 ... Assessing Simplifications in MRP ... 535

15.3 ... Reviewing Custom Code ... 542

15.4 ... Evaluating New MRP Features ... 543

15.5 ... Summary ... 545

A ... Roadmap for MRP in SAP S/4HANA ... 547

B ... The Author ... 549

... Index ... 551