Projections indicate that it will take approximately twenty-five years to achieve the end result. These numbers can decrease significantly faster with programs such as the TTVAR program. Efforts must continue to educate the public on the benefits of spaying/neutering all companion animals (not used in responsible breeding programs), prior to six months of age, and for those who feed stray cats, to catch and alter them. The following studies, conducted by the NPA, contain actual facts and figures that support this.