Judgment of the Court (Sixth Chamber) of 4 February 2021.#Azienda Agricola Ambrosi Nicola Giuseppe and Others v Agenzia per le Erogazioni in Agricoltura (AGEA) and Ministero delle Politiche Agricole e Forestali.#Request for a preliminary ruling from the Tribunale Amministrativo Regionale per il Lazio.#Reference for a preliminary ruling – Agriculture – Common organisation of markets – Regulation (EC) No 1234/2007 – Milk quotas – Surplus levies – Milk used to produce cheeses with a protected designation of origin (PDO) intended for export to non-EU countries – Exclusion – Article 32(a), Article 39(1) and (2)(a), Article 40(2) and Article 41(b) TFEU – Principles of proportionality and non‑discrimination