Frankie Dettori shone in Qatar yesterday as Dubday landed the Emir’s Trophy, the highlight for thoroughbreds at the three-day HH The Emir International Equestrian Sword Festival.

The Tony Martin-trained Quick Jack has been cut to 6-1 favourite (from 7) with the sponsors for Saturday’s Betfred Cesarewitch after standing his ground yesterday for the marathon handicap.

Treve contrived to make a comeback nothing short of remarkable for a second consecutive Qatar Prix de l’Arc de Triomphe in a moment at Longchamp which will stand alongside those through any era of France’s most prestigious race.

Taghrooda can use last year’s stunning Prix de l’Arc de Triomphe heroine Treve as inspiration as she aims to defy the same seemingly unfavourable draw in Paris tomorrow.

Three-time winner Frankie Dettori is increasingly likely to be teamed with Aidan O’Brien’s number-one hope Ruler Of The World as he bids to make his 26th ride in the Qatar Prix de l’Arc de Triomphe a winning one on Sunday.

Treve’s already perilous grip on Prix de l’Arc de Triomphe favouritism was firmly loosened at Longchamp yesterday as Criquette Head-Maarek’s star could finish only fourth in the Prix Vermeille.

Jockey Thierry Jarnet insists Treve still possesses "a lot of quality" when the partnership is reunited in the Prix Vermeille at Longchamp on Sunday.

Frankie Dettori has lost the ride on Prix de l’Arc de Triomphe winner Treve and will be replaced by Thierry Jarnet in the Prix Vermeille on Sunday, at the request of trainer Criquette Head-Maarek.

She was not the lady most expected to be winning the Prince of Wales’s Stakes but The Fugue gave another reminder of how she must never be underestimated after receiving a Royal Ascot coronation in a record-breaking time yesterday.

Joseph O’Brien, the man in the hotseat when Ruler Of The World makes his debut for new part-owners Al Shaqab Racing in the Dubai World Cup, believes the colt has the scope to enjoy a long and prosperous season.

Investec Derby winner Ruler Of The World will have to defy a wide draw in stall 12 if he is to win the Dubai World Cup at Meydan on Saturday, when he will be sporting new colours.

Richard Hannon’s Olympic Glory may aim to add to his impressive Queen Elizabeth II Stakes victory in America next month.

Frankie Dettori has been ruled out for the season after he fractured his right ankle at Nottingham today, the jockey’s business manager Peter Burrell has said.