Champagne is one of the few wine regions where the permitted yield is modified almost every year. This is done in an effort to manipulate supply and demand and the prices that champagne sell for.
The control organism, the interprofession Comité interprofessionnel des vins de champagne (CIVC), recently decided to raise the maximum yield for 2011 with almost 20% to 12,500 kg grapes per hectare. In all other French wine regions (and also in other countries) yields are counted in hectolitres per hectare so it is a bit tricky to compare. If you make the calculation 12,500 kg/ha is the equivalent of 78 hl/ha. Quite a lot compared to others.
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