Breitschaft began his musical career as a member of the boys' choir Regensburger Domspatzen.
After his studies of music at the Musikhochschule Frankfurt with Helmuth Rilling and Kurt Hessenberg, he headed the Limburger Domsingknaben from 1973 to 1985.
[1] On 22 March 2012, Prelate Heinz Heckwolf[2] announced that Breitschaft would retire at the end of July 2012 and Karsten Storck [de] would become the new cathedral conductor on 1 August 2012.
[3] Breitschaft has been working as a voice coach for the traditional choir Kiedricher Chorbuben since autumn 2012.
Breitschaft received the highest award of the Allgemeiner Cäcilien-Verband für Deutschland, the Orlando-di-Lasso-Medaille [de] on 6 May 2010.