You can find the latest overview of FBA fees on Amazon’s website:

👉 https://sell.amazon.de/versand-durch-amazon?ref_=sdde_soa_fba_n

You can also easily calculate your own fulfillment costs using the FBA Calculator:

👉 https://sellercentral.amazon.de/hz/fba/profitabilitycalculator/index?lang=de_DE