One Swedish Warmblood stallion has got A-premium for his offsprings;

Sibelius 1315 (SWB born 2007 by Rosevelt out of Society by Prestige-Master, breeder Rigmor and Johnny Svensson) is awarded A based on the offspring's good results in gaits / dressage at SWB's Young horse tests. He has 105 offsprings born 2016-2020. Sibelius has 20 offsprings judged at SWB's Young horse tests and so far 2 competing offsprings. His breeding index for dressage is 147.

Source https://swb.org