Favs.that ran 1st. last start & won today 35%
Favs. ' " 2nd. " " " " " 25%

Winners from TAB Nos. 1-5 62%

Favs. with a allocated wt. of 54.5kg.& less, only win 10% of their races.
So make sure the Fav. that your supporting has an allocated wt. of 55.0kg+

This is based on 20,000 races in Australia.

I hope this answers your questions.

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Cheers.