Bordeaux wine the château's preferred style. In addition to mixing wine from different grape varieties, wine from different parts of the vineyard is often aged separately, and then blended into either the main or the second wine (or sold off wholesale) according to the judgment of the winemaker. The wine is then bottled and usually undergoes a further period of ageing before it is released for sale. The Bordeaux wine region is divided into subregions including Saint-Émilion, Pomerol, Médoc, and Graves. The 60 Bordeaux appellations and the wine styles they represent are usually categorized into six main families, four red based on
Regional Bordeaux AOCs Bordeaux Blancs. All rosé and clairet wines are produced under regional appellations. The vineyard area devoted to the production of Bordeaux AOC wines is approximately , of which are used for red wine and for white wine. Average yearly production is 3,300,000 hectolitres, corresponding to approximately 431 million 75 cl bottles, with 2,300,100 hectolitres of red wine and 304,000 hectolitres of white wine. The maximal authorized yield for Bordeaux AOC is 55 hectoliter per hectare, and the alcohol level of the wine must be between 10 and 13 volume percent. Dry white Bordeaux may not have more than 4 grams