It was a breakthrough week in more ways than one for Ashleigh Barty in Miami, and the Aussie reaps the benefits this week in the Porsche Race to Shenzhen.

The Aussie soars seven spots in this week's Race after winning her biggest career title at the Premier Mandatory event, moving up into the Top 5 at No.4.

Barty also cracked the Top 10 in the singles rankings this week at a career-high World No.9. 

Read more: Barty breaks Top 10, Kontaveit sets Estonian record

Beaten finalist Karolina Pliskova, who reached her second final of the season in Miami, sits just ahead of Barty in the latest update, moving up one spot to No.3.

Elsewhere in the singles Race, Anett Kontaveit rides her run to the semifinals in Miami to the No.15 spot, for a gain of 16 places, while in-form Czech teenager Marketa Vondrousova moves up eight spots to No.19 after reaching the quarterfinals.

Here's how the Porsche Race to Shenzhen in singles stands as of April 1:

In doubles, the breakout pairing of Aryna Sabalenka and Elise Mertens continues to reap the rewards of a breakout spring season.

The Belarusian and Belgian became just the fifth doubles team in tour history to pull off the Sunshine Double after winning the Miami Open, and they move up two spots in this week's Race to No.3.

The beaten finalists in Miami, Australian Open champions Samantha Stosur and Zhang Shuai, nonetheless also benefit from reaching a Premier Mandatory final: the veteran duo supplants the Chan sisters, Latisha and Hao-ching, on the top of the leaderboard.