>>23076470
if we look at gold only then you'd be right but when we account for the byproducts we can see CAS has actually been flat over the past three years, and will likely improve as the non-core mines get divested.
>D&A is included in their Total Production Cost but not in their AISC. So the TPC includes capitalised sustaining capital from previous years while AISC includes capital cost that will be depreciated in the coming years.
makes sense