Newcastle boss Eddie Howe began his preparations for the "extreme test" of keeping Kylian Mbappe at bay within seconds of securing a third successive Premier League victory.

Three-year-old filly Left Field ($1.70 favourite on TAB) will appreciate a massive drop-in class when she resumes from a spell in the Tassel Financial Planning F&M Maiden Plate (1250m) on the second day of the Newcastle Jockey Club's Spring Racing Carnival on Saturday.

Selections based on a good track.

Newcastle-trained horses dominate early betting markets for Friday’s $300,000 Group 3-Sharp Office Newcastle Gold Cup (2300m).

Chris Scholtz reviews Sydney and provincial barrier trials at Warwick Farm (August 31), Newcastle (September 4) and Rosehill (September 5).