Port Macquarie trainer Neil Godbolt admits Thursday is D-day for his well performed mare Yupik when she lines up in the $20,000 John Carlton Cup (1200m) on the opening day of the Grafton July Carnival.

Lucky Meteor returns from a break and looks to continue him amazing winning run at Grafton today in the Summer Dash.

Speedy filly Yupik impressed with her dominant, debut win at Coffs Harbour but astute trainer Neil Godbolt is mindful of the challenge to record back-to-back wins at Grafton on Sunday.