Look at the reporting routine
Excel remains useful for planning, ad hoc analysis and operational inputs. The question is whether it should also carry the entire recurring management reporting process. When the same files are copied, combined and checked before every meeting, reporting has become a production workflow. It deserves repeatable preparation, explicit business logic and a clear owner. A larger workbook alone is not a reason to replace a process that works.
Recognise the practical tipping points
A move becomes worth assessing when several people assemble similar reports, departments disagree on the same KPI, or management depends on a single person to prepare the numbers. Another signal is the growing gap between producing the report and discussing what it means. Write down the preparation steps and recurring failure points. That inventory is a stronger starting point than a wish list of dashboard visuals.
Understand what Power BI changes
Power BI connects to sources, transforms data, models relationships and presents interactive reports. The service supports publishing and sharing. These capabilities can create a reusable reporting layer instead of separate workbooks containing repeated calculations. They do not resolve unclear definitions automatically. Someone must still agree what each KPI means, which records belong in it, and how exceptions should be treated. Microsoft’s Power BI overview describes the core capabilities.
Move one reporting process first
Choose a recurring management report with a named sponsor and accessible source data. Agree the decisions it supports, document the definitions, then build and reconcile the model against the existing report. Establish refresh credentials, gateway requirements where applicable and failure notifications. Imported data needs refresh to reflect source changes; publishing a report alone does not automate the whole process. See Microsoft’s refresh guidance.
Judge the migration by its operating model
Before extending the solution, confirm who owns the sources, who approves KPI changes and who responds when refresh fails. Train the people who will use and maintain it. Keep Excel where it remains useful. The goal is a reporting system that reduces recurring preparation, provides agreed numbers and survives handover. If those foundations are missing, start with a reporting assessment rather than a wholesale migration.