ardross began his six-year-old season by dropping back to one and a half miles for the jockey club stakes at newmarket in april. starting at odds of 2/1, he won from glint of gold and amyndas. in the following month, he claimed his second yorkshire cup, carrying top weight and winning by a length and a short head from capstan and little wolf. later in may, he again successfully conceded weight to capstan to win the henry ii stakes over two miles at sandown park racecourse.