Given the circumstances of the engagement, in performing the procedures listed above we: • Interviewed management and senior executives to obtain an understanding of the internal control environment, risk assessment process and information systems relevant to the sustainability reporting process; • Inspected documentation to corroborate the statements of management and senior executives in our interviews; • Tested the processes and systems to generate, collate, aggregate, monitor and report the selected sustainability information; • Performed a controls walkthrough of identified key controls; • Inspected supporting documentation on a sample basis and performed analytical procedures to evaluate the data generation and reporting processes against the reporting criteria; • Evaluated the reasonableness and appropriateness of significant estimates and judgments made by the directors in the preparation of the selected sustainability information; and • Evaluated whether the selected sustainability information presented in the Report are consistent with our overall knowledge and experience of sustainability management and performance at the Company.