Levi Johnston Levi Johnston

An Alaskan judge has ordered Levi Johnston to pay 14 months of back child support for his son, Tripp, New York's Daily News reports.

Bristol Palin seeks sole custody of son

A figure has not been determined yet, but Johnston's ex-fiancée, Bristol Palin, is asking for a retroactive total of $19,232 and a monthly sum of $1,700 going forward, according to the Daily News. Johnston, 19, had paid Palin $4,400 last year.
While Palin, 19, attended the Thursday court hearing, Johnston, who posed for Playgirl last month, was a no-show.A trial is set for Sept. 23.

Sarah Palin says Levi Johnston "desperate" for doing Playgirl

Palin filed for sole custody of Tripp, seeking child support, in November.