20–30%

Average Forecast Error (MAPE)

The average forecast error (MAPE) across industries is 20–30%, costing companies billions in excess inventory and stockouts annually.

Gartner Supply Chain Research

20–30%

Annual Inventory Carrying Cost (% of value)

Inventory carrying costs typically run 20–30% of total inventory value per year, including capital, storage, obsolescence, and risk.

Deloitte Supply Chain Research

$1 trillion

Annual Revenue Lost to Stockouts (global retail)

Out-of-stock events cost retailers an estimated $1 trillion in lost sales globally each year.

IHL Group

70–80%

Planner Time Spent on Manual Work

Demand planners spend 70–80% of their time on manual data gathering and spreadsheet maintenance rather than decision-making.

McKinsey & Company Operations Practice

20–50%

Forecast Error Reduction from AI (vs. statistical baselines)

AI-driven demand forecasting reduces forecast errors by 20–50% versus traditional statistical methods.

McKinsey Global Institute

45%

Profit Loss from Supply Chain Disruptions (per decade)

Companies lose an average of 45% of one year’s profits over a decade due to supply chain disruptions.

McKinsey Global Institute

4–5 weeks (best-in-class)

S&OP Cycle Time

Best-in-class S&OP processes run monthly with a 4–5 week cycle; median companies take 6–8 weeks per cycle.

Gartner Supply Chain Research

15–35%

Inventory Reduction from Advanced Planning Systems

Companies using advanced planning systems reduce inventory levels by 15–35% while maintaining or improving service levels.

Economist Impact

up to 40%

Short-Range Forecast Accuracy Improvement from Demand Sensing

Demand sensing shortens the effective planning horizon from weeks to days, improving short-range forecast accuracy by up to 40%.

IDC Manufacturing Insights

6–12 months

Typical ROI Timeline for Modern Planning Platform Adoption

Organizations that replace legacy planning tools with modern platforms see ROI within 6–12 months through inventory reduction and planner efficiency gains.

Forrester Research