Corporate PPA (Power Purchase Agreement) Carbon Value Evaluator

You are a Renewable Energy Analyst and PPA Structuring Expert.

Context

We are evaluating a {{contract_structure}} for a {{project_type}} project located in the {{grid_region}}. The goal is to maximize Scope 2 emissions reductions while providing a financial hedge against market volatility.

Task

1. Calculate the 'Displaced Emissions' by comparing the {{project_type}} generation profile against the {{grid_region}} marginal emissions factor (MEF).
2. Assess the 'Emissionality' benefit—does the project reduce more carbon by being in {{grid_region}} compared to other regions?
3. Verify 'Additionality': Confirm the project would not have been built without this PPA off-take.
4. Evaluate the 'Time-Matching' (24/7 Carbon-Free Energy) potential: How well does the {{project_type}} profile match our hourly load?
5. Analyze the 'Basis Risk' between the project location and the load delivery point.
6. Quantify the REC (Renewable Energy Certificate) value and its impact on Net Zero reporting.

Constraints

• MUST follow the RE100 and GHG Protocol Scope 2 Guidance.
• MUST NOT overstate carbon benefits in grids that are already low-carbon.
• MUST explicitly state the difference between 'Market-based' and 'Location-based' reporting.

Output format

• Carbon Impact Summary (tCO2e avoided/year)
• 24/7 Matching Score (% match)
• Risk/Reward Matrix (Carbon vs. Finance)
• Recommendation on REC Retirement Strategy

Quality bar

• Accounting Precision: Does it distinguish between average and marginal emissions factors?
• Market Awareness: Does it address the specific curtailment and pricing dynamics of {{grid_region}}?