Rohan outriders for War of the Ring

I never mentioned the war (of the Ring) on unfinished armies, although I am a passionate fan of LotR. Currently I am revisiting Rohan and Isengard. In 2003 I started with both armies and built up an 500 Points LotR Skirmish army. Rohan got in the game weaker and weaker and I was not able to play them well, although a polish Rohan army did win the Grand Tournament in Nottingham 2009. However I wasn´t that successful with rohan. However …