Sensitivity Margin (GDV fall required to breach covenants) is a key capital cushion metric in property development finance UK, indicating the maximum decline in Gross Development Value a project can endure before triggering lender covenants. It provides developers and lenders with a measure of financial resilience, showing the buffer between projected returns and the minimum thresholds imposed by financing agreements. This metric is vital in assessing risk, stress testing development scenarios, and ensuring compliance with loan covenants, supporting informed decisions on project funding, risk management, and capital structuring for SME UK property developers.


This sits beneath Capital Cushion Metrics, introducing a more specific variant of the measure without changing its core interpretation. It is commonly considered alongside Cost Overrun Absorption Capacity (£ and %), as both are closely related measures used to assess similar aspects of performance or risk. In funding terms, Sensitivity Margin (GDV fall required to breach covenants) is most commonly encountered in connection with Fixed Return Priority Note within the property development capital stack.
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