3) Mining operating system - Why Digital Transformation and Innovation is a risk factor

More often than we would like, we encounter the following: digital twins in control rooms, predictive maintenance on major fleets, and short-interval control systems streaming KPIs onto large displays. Each initiative was supported by a business case promising increased output or reduced cost per ton. Yet the gains are often far smaller than expected, and in some cases drift backwards over time.

This concern is now prominent enough to feature in EY’s annual mining risk rankings under the digital and innovation category. The key question for executives is whether these investments are translating into sustained operational performance.

In many cases, the technology itself performs as designed. The deeper issue is that it is often added to operating systems that cannot effectively absorb and act on its outputs.

In mining systems where capacity is tightly balanced across many stages, variability causes the operational constraint to shift constantly between functions. As a result, dashboards, alerts, and optimisation systems struggle to distinguish signal from noise. Improvements such as better drill plans, more accurate dispatching, or predictive models may improve local performance, but often fail to materially improve total system throughput.

When operational priorities are fragmented, digital systems often amplify complexity rather than improve flow.

The solution is not less technology. It is changing the operational focus.

First, identify the system constraint and stabilise the flow through it. Once the constraint becomes visible and protected, dashboards, alerts, predictive models, and AI tools can be directed toward supporting the part of the system that actually determines throughput.

The same tools that previously generated noise can then begin producing actionable insight and compounding operational gains.

When digital investment is aligned to system flow rather than isolated local optimisation, ROI becomes far more achievable.

Focus on isolated parts, and digital amplifies complexity. Stabilise the system around the constraint, and digital amplifies the signal. That is where sustainable ROI begins.