Articles

Why Your Planners Trust Excel More Than Your $1M ERP

Written by Cynthia Aadal | Jul 29, 2026, 7:00:00 AM

Written by Cynthia Aadal, Senior Director of Retail & CPG at SDG Group USA

Ask any material planner what they actually trust. It isn't the ERP.

It's the spreadsheet on their second monitor - the one tracking real supplier commitments, actual lead times, and the vendors quietly slipping. That's the system keeping your lines running. Not the seven-figure MRP.

The disconnect is simple: MRP assumes infinite supplier capacity and zero variability. Real supply chains have neither. So planners learn (usually the hard way) that trusting the system means eating an OTIF penalty or watching a line go dark for a $0.03 gasket.

The industry's answer has been "real-time visibility." Nice pitch. But real-time data doesn't shrink a 60-day ocean lead time or conjure a tier-3 component that three of your competitors just pre-bought. Knowing you're short today doesn't run the line tomorrow.

So the pendulum swings. One quarter you're expediting air freight and burning margin to hold shelf presence. The next you're buying eighteen months of safety stock, trapping working capital in raw materials that'll age out the moment demand shifts. Neither is planning. Both are reacting.

What planners actually need isn't another red-flag dashboard. It's a system that models constraints before the PO is cut - multi-tier visibility that catches tier-2 and tier-3 exposure while there's still time to hedge, and scenario logic that prices the tradeoff between buffer stock and freight premiums honestly.

We don't sell the one-size-fits-all fantasy. We build a resilience engine around your specific material complexity, so your planners can retire the shadow spreadsheet and trust the system that's supposed to be doing this job.

Otherwise, you're just waiting for the next $0.03 gasket to take down a production line.

If you're ready to see what constraint-modeled planning looks like for your specific material complexity, let's talk. No pitch deck, no fluff; just a straightforward look at the numbers. Find a time on my calendar here.