An American staffy has been euthanised after mauling a number of goats on Littlefields Road in Mulgoa.
On Monday, December 17 two American staffy dogs gained entry to the property which had 21 goats on the field area.
Of the 21 goats, 13 were killed, five injured and three remain missing.
The most aggressive dog was euthanised at the scene. The second dog was taken by a Council ranger.
Anyone with information should contact police.
A graduate of Western Sydney University, Nicola Barton is a news journalist with the Western Weekender, primarily covering crime and politics.