First of all we would Suggest you to Slaughter (Takbeer) your Qurbani Eid 2015 Animal by your Own. Do not Hesitate on Slaughtering your Animal as its the Sunnah of Prophet Muhammad SAWW as well. Before Slaughtering your Animal you may perform Wuzzu if you want to.
After that you Must ask your Qasai to tell you the Basic things you may consider before you go for Qurbani. Don’t Forget to Say Takbeer (Qurbani ki Dua) while you are slaughtering your Animal. Here is Cow Qurbani 2015 in Pakistan by Anari Qasai