She took the lead with a furlong left to run and went clear to win by four lengths from Society Rock, who just beat Marchand D'Or and Genki for second place.
[9] She then went to Royal Ascot for the Diamond Jubilee Stakes where her opposition included the unbeaten 1/6 favourite Black Caviar and the previous year's winner Society Rock.
[10] Moonlight Cloud started as the odds-on favourite for the Prix Maurice de Gheest and won easily by five lengths from Wizz Kid.
[11] Racing over a mile for the first time since the 1000 Guineas she then finished fourth in the Prix Jacques Le Marois, about 1¾ lengths behind winner Excelebration.
[12] On her final appearance of the year, Moonlight Cloud was sent to California to contest the Breeders' Cup Mile at Santa Anita Park.
Moonlight Cloud did not appear as a five-year-old until July, when she contested the Prix de la Porte Maillot at Longchamp.
Starting the 9/10 favourite she took the lead inside the last 200 metres and won in impressive style by two and a half lengths from the German colt Amarillo.
[13] On 4 August, Moonlight Cloud was matched against the leading British sprinter Lethal Force in the Prix Maurice de Gheest.
[14] A week later the mare was moved up to 1600m for the Prix Jacques Le Marois, in which she faced a strong field including Dawn Approach, Intello, Elusive Kate and Declaration of War.
Moonlight Cloud then accelerated past the other ten runners and went clear of the field to win easily by three lengths from the Irish gelding Gordon Lord Byron.