Wine classification system: South Australian wine regions operate under Australia's Geographical Indication (GI) system.
Importance: South Australia is the centre of the Australian wine industry and produces the majority of the country's wine. The state contains many of Australia's most internationally
recognized wine regions and plays a dominant role in exports, vineyard area, and wine production.
Wine Classification System
Barossa Zone: Includes Barossa Valley and Eden Valley.
Fleurieu Zone: Includes McLaren Vale, Langhorne Creek, Currency Creek, and
Southern Fleurieu.
Mount Lofty Ranges Zone: Includes Adelaide Hills and Adelaide Plains.
Limestone Coast Zone: Includes Coonawarra, Padthaway, Wrattonbully, Mount
Benson, and Robe.
Riverland Zone: Australia's largest wine-producing region by volume.
Australian GI System: Official framework governing recognized wine regions
and appellations.