Petting Zoo #5950 released 2012-2013. Set included a donkey, llama, calf, pig, water trough, bucket, hay bale, fence and gate. On the 2013 Retired List.
This model is very similar to the Ranch Friends Set #5366. Colors are basically the same, with perhaps subtle shading differences. The most notable difference is the Ranch Friends model has slight pinking on the nose.