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South Africa's leading banks pass the first climate stress test, but data gaps are identified

South Africa's leading banks pass the first climate stress test, but data gaps are identified

The six South African systematically important banks that are deemed to be the most significant passed the first climate-risk stress tests of the central bank. However, the exercise revealed some modelling shortcomings as the institutions had not fully incorporated climate-risk indicators in their frameworks.

Losses on the long-term could be hidden by gaps. The central bank releases a bi-annual review of the financial system every two years. The latest edition of the review was released on Friday.

Six banks, Absa Capitec FirstRand Investec Nedbank Standard Bank of South Africa Standard Bank of South Africa used the climate-scenario models from the Network for Greening the Financial System to model possible losses on climate-sensitive loan.

The NGFS (Global Group of Financial Supervisors) is a global alliance of central banks. Around one-third (33%) of the bank books are in the sectors most vulnerable to climate change, namely real estate lending, household loans and transport.

Vafa Avari, the division head of the Financial Stability Department's macro financial vulnerability section said that it was difficult to give general recommendations because each organization faced different challenges.

We were comfortable with their plans to close the gap in the next two years.

In that context, it was very insightful. "This was the first exercise in South Africa of this kind. You expect to shake the tree and see what comes out."

Earlier this month torrential rains and gale-force winds inundated South Africa's Eastern Cape province, triggering property and business-interruption claims.

(source: Reuters)