Hughes is no stranger to big-race success in India. Having partnered Jacqueline to victory in the Indian 2,000 Guineas in December, he followed up in style in the Indian Oaks eight days ago.
The jockey has ridden winners in all of the Indian Classics barring their St Leger and says the pressure is on this time.
He added: "If she's in the same form she was last time, she'd have a great chance but it won't be easy. However, I'm hopeful she'll do it again."
Though jump racing was frozen off today in Britain, prospects look brighter tomorrow.
Officials at Folkestone are optimistic about their chances of racing, despite calling a precautionary 7.30am inspection.
With temperatures set to rise, Taunton are also confident that their meeting will get the green light.