Guide · Digital twin
Supply chain digital twin vs control tower: test next week before it happens.
A control tower tells you what is late now. A digital twin tells you what will break if a monsoon closes a highway, a plant stops or a carrier exits.
A supply chain digital twin is a model of your network, plants, RDCs, lanes, carriers, stock and demand, kept close to reality by live data, used to test decisions before making them.
Digital twin vs control tower
| Control tower | Digital twin | |
|---|---|---|
| Question | What is happening now, and who acts? | What happens if…? |
| Time | Live and next few days | Next weeks and months |
| Output | Ranked exceptions with owners | Scenarios compared side by side |
| Users | Logistics desk, plants, carriers | Planners, management |
Five scenarios manufacturers test
- A monsoon week closes a highway: which RDCs run out, and which lanes reroute?
- A plant stops for maintenance: which plant serves its RDCs, at what freight cost?
- A carrier exits a lane: who absorbs it, and what happens to placement?
- A festive demand spike: where to pre-position stock?
- A new RDC: how coverage, freight cost and service change.
How to build one from what you have
- Start with the record you already run on: dispatches, trips, gate events and stock by batch.
- Add lane distances, transit times and freight rates from real trips, not plans.
- Add demand by location and SKU.
- Calibrate: replay a past month and check the twin matches what happened.
- Only then run scenarios.
How SCM for Manufacturers runs it
In SCM for Manufacturers, the scenario twin sits on the same record as the control tower: trucks replay across the network, reefers cross temperature bands, short-dated stock builds at RDCs, and a monsoon week can be run through the twin before it arrives. Read the digital twin definition in our glossary.
Questions
What is a supply chain digital twin?
A model of plants, RDCs, lanes, carriers, stock and demand, kept close to reality with live data and used to test decisions before making them.
Do I need a control tower before a digital twin?
It helps. The control tower’s live data keeps the twin calibrated; a twin built on planning assumptions alone drifts from reality.
What data does a supply chain digital twin need?
Real trips with transit times and costs, stock by location and batch, demand by location and SKU, and capacities of plants, RDCs and carriers.
See it on your own data. SCM for Manufacturers puts the plant gate, carriers, RDC stock, cold chain and OTIF on one control tower. Book a 30-minute working session with an engineer.