- The French eat a lot more of the stuff, so there are economics in the supply chain
- Milk is cheaper in France
- Americans tend to favor the high-protein Greek-style varieties
- No surprise here, but our single-serve container are American-sized -- larger than in France, sometimes quite a bit.
On my most recent trip to France, I had to search for plain yogurt at breakfast spreads. Which means, I've become more French than the French? (At least when it comes to yogurt.) That should every Frenchman cause for concern!