How to evaluate your project's return on investment (ROI)?

Assessing return on investment (ROI) is crucial to guaranteeing that your projects bring tangible value to your company. This article explores the various methods for calculating ROI, covering both direct gains and indirect savings.

Understanding ROI

ROI is a financial indicator that measures the profitability of an investment. It is calculated by dividing the net gain of the investment by the total cost of the investment. A common formula for calculating ROI is as follows:

Gains on Direct Costs

Gains Matières

1. Réduction des Surconsommations :
   • Raw Material Optimisation : Put procedures in place to use raw materials more efficiently, thereby reducing waste.
   • Scrap Reduction : Improve production quality to reduce defects and scrap.
2. Reduction of Non-Conformities :
   • Quality Control : Invest in quality control systems to detect and correct defects before they become costly problems.
   • Employee Training : Train employees in best practices to minimise production errors.
3. Stock Management Optimisation :
   • Stock Management Systems : Use advanced software to manage stock more efficiently.
   • Reduction of Excess Stock : Avoid stock overloads that tie up capital and increase storage costs.

Labour Gains

1. Amélioration du Rendement des Équipes :
   • Motivation and Training : Offer ongoing training and motivation programmes to improve team productivity.
   • Schedule Optimisation : Adapt working hours to maximise productivity while respecting employee well-being.
2. Reducing Labour Costs :
   • Automatisation des Tâches : Integrate automation technologies to reduce dependence on labour and lower costs.
   • Effective Human Resources Management : Use HR management tools to optimise recruitment, training and task allocation.
3. Suppression des Temps Improductifs :
   • Process Analysis : Carry out regular analyses to identify and eliminate bottlenecks and non-productive tasks.
   • Time Management : Put time management tools in place to track and optimise the use of working hours.

Gains sur les Machines

1. Improving Machine Output :
   • Preventive Maintenance : Schedule regular maintenance to avoid unexpected breakdowns and extend machine life.
   • Technological Upgrades : Invest in modern technologies to improve equipment efficiency and performance.
2. Increasing Machine Capacity :
   • Production Process Optimisation : Reorganise production processes to maximise the use of existing machines.
   • Strategic Investment : Identify weak points and invest in new machines only when justified by a positive return on investment.

Energy Gains

1. Diminution de la Consommation Énergétique :
   • Efficacité Énergétique : Put practices and technologies in place that reduce energy consumption.
   • Renewable Energy Sources : Invest in renewable energy sources to reduce long-term costs.

Gains on Indirect Costs

Amélioration du Travail des Équipes

1. Gain de Temps dans la Prise de Décision :
   • Analysis Tools : Use data analysis tools to provide precise, real-time information, thereby facilitating decision-making.
   • Reporting Systems : Put effective reporting systems in place for clear and rapid communication of results and progress.

In conclusion, assessing and optimising the ROI of your projects is a strategic undertaking that requires a thorough understanding of your costs and gains. By focusing on material savings, labour improvement, machine efficiency and energy cost reduction, you can maximise the profitability of your investments. For optimal results, it is advisable to work with experts in project management and industrial productivity.

Author

Xavier Schuster

Consultant at SXE Consulting. Industrial consulting firm based in Luxembourg, 25 years of experience in operational excellence.

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