His father, John, trained the Harness Jewels winners, Paramount Geegee and Flying Isa at Ashburton on Saturday.
Joshua ended the seven-race series with 69 points, six clear of the runner-up Matthew Williamson, of Oamaru.
Dickie drove the winner of the two races yesterday - Here Comes Pat and Wilusi Blues.
Here Comes Pat is trained by Phil Williamson, the father of Matthew.
Dickie had the gloss taken off the occasion when he was suspended and fined $400 for excessive use of the whip on Wilusi Blues.
He admitted the charge.
His suspension is for the Auckland meeting on Friday night.
He had been fined $300 for excessive use of the whip on Saturday.
Dickie (20) is in his fourth season as a reinsman although he only had one drive in his first season.
He was representing the North Island.
He has driven 34 winners this season.
It is his best season and he has taken his tally to 70 wins since his first winner - Tuapeka Tiz at Alexandra Park in October, 2008.
He is employed by Papakura trainer Tony Herlihy.
Dickie drove Paramount Geegee to win the $64,000 group two New Zealand Sires' Stakes Trotting Championship at Alexandra Park in April.
The final points table for the Championship: J Dickie (North Island) 69, M Williamson (New Zealand) 63, N Ford (Tasmania) 53, A Siejka (New South Wales) 52, J Prentice (Western Australia) 48, Z Butcher (New Zealand) 46, D Dunn (New Zealand) 45, J Webster (South Australia) 26, C Turpin (Queensland) 26, E Tormey (Victoria) 23.
