She collaborated with many gifted artists and ensembles such as UI Opera Ensembe, UI Symphony, UI Philharmonia Orchestra, KlangImpuls Orchestra, UI New Music Ensemble unter Eduardo Diazmunoz, Martha Graham Dance Company New York, Grazer Salonorchester, Österreichische Philharmonie, Wiener Kammerorchester and Klangforum Wien. Concerts have brought her to the Fringe Festival Melbourne/Australien 2001, Quedlinburg/Deutschland 2003, Live Music Now in der Grazer Oper 2003, Detmold/Deutschland 2004, FIMU Festival Belfort/Frankreich 2005 und 2006, St. Louis Flute Day/USA 2005, Chicago Flute Fest/USA 2006, Martha Graham Dance Company New York, Krannert Center of the Performing Arts/USA 2007, Stefaniensaal Graz 2007, Stephansdom Wien 2008, Klangforum Wien im Wiener Konzerthaus 2009, Grazer Burg 2009, Polytheatre Beijing/China 2009, Flötenfestival der Deutschen Gesellschaft für Flöte in München 2010, Meisterkonzerte Ludwigsburg/Deutschland 2010, Hangzhou Concert Hall 2011, SunYaTsen-Memorial Hall Taipei 2012, ChongQing concert hall 2013, Beijing theatre 2013.
In 2009 she presented her debut CD with works by Mozart, Schubert and Beethoven with Chia Tyan Yang, piano. The CD „Musica Delicata“ with works for organ, flute and trumpet by Händel, Bach, Telemann and Mozart was released in 2012. Several of her contemporary chamber music and solo preformances were recorded and broadcasted by the Austrian TV and Radio stations ORF. She especially enjoys working in the field of contemporary music and commissioned some new works for flute and piano from a wide range of successful international composers. She premiered her New Music Project „Metamorphoses“ at the European Flute Festival 2010 in Munich. She also is a writer for "Flute Talk" and "Flöte Aktuell" and has published essays in "Contemporary Music Review"
Petra plays flutes by Altus (bass, alto- and 945 silver flute), Bernhard Hammig (9K), Philipp Hammig (Piccolo) and a couterbass flute by Jupiter.
She enjoys her Mancke and Lafin Headjoints.