Sara Gilbert of 'The Talk' and Partner Break Up

After 10 years together, Sara Gilbert and Allison Adler have ended their relationship, PEOPLE has learned exclusively. 

The Talk co-host and actress, 36, and Adler, 44, will share custody of their two children, son Levi, 6½, and daughter Sawyer, 4.

Gilbert and Adler, a television producer and writer, began dating in 2001.

A rep for Gilbert confirms the breakup. "It's completely amicable," the rep tells PEOPLE.