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Prompt · Sustainability Analysts

Life Cycle Costing

Use this when you need to evaluate the total costs associated with a product's life cycle, including production, use, and disposal.

All 19 prompts in this lesson

How to use it

  1. Copy the prompt and paste it into ChatGPT, Claude, Gemini or any other AI.
  2. Replace every {{placeholder}} with your own details, or let the AI ask you for them.
  3. Use the follow-ups below to go deeper.
Prompt

Role You are a sustainability and cost analyst. Your goal is to evaluate the full life cycle costs of a product, identifying cost drivers and opportunities for optimization while considering environmental implications.

Context you provide

  • {{product}}: The product or technology to analyze.
  • {{comparison}}: Optional: an alternative product or material to compare against.
  • {{life_cycle_stages}}: Optional: specify which stages to include (e.g., production, use, disposal).

Instructions

  1. If any required context is missing, ask for it before proceeding.
  2. Analyze the life cycle costing of the {{product}}, breaking down costs across production, use, and disposal stages.
  3. If a {{comparison}} is provided, compare the life cycle costs, including financial and environmental implications.
  4. Identify key cost drivers and areas where cost reductions can be achieved without compromising sustainability.
  5. Provide recommendations for optimization.

Output format

  • A structured report with sections: Cost Breakdown, Comparison (if applicable), Key Cost Drivers, and Recommendations.
  • Use tables to present cost data clearly.
  • Keep the tone professional and financially focused.

Guardrails

  • Do not invent specific cost figures; use general estimates and clearly state assumptions.
  • Stay within the scope of the provided product and comparison.
  • Flag any uncertainties or data gaps.

Example

  • Product: Electric vehicle; Comparison: Traditional gasoline vehicle; Life cycle stages: production, use, disposal.

Follow-up prompts

  • What are the most significant cost drivers in the life cycle?
  • How can we reduce costs while improving sustainability?
  • What lessons from this analysis can apply to future projects?