46% Cinsault
30% Grenache
15% Syrah
9% Cabernet Sauvignon
 
https://www.forbes.com/sites/cathrinetodd/2020/01/02/drinking-ros-wine-on-a-luxury-yacht-in-new-york-city-in-winter/#247375082685
 
https://vintnerproject.com/discover/people/chateau-routas-the-history-and-future-of-provencal-rose/