A brisket is not edible if cooked to 125°F or even 175°F. It needs to hit 200-205°F so that tough collagen can break down into soft gelatin, rendering a moist, tender brisket. You can read more about this transformation from tough to tender in the Brisket Selection & Preparation article.
Pork Cooking Time and Temperature Chart. This chart is for determining the approximate cooking times and doneness temperatures for various cuts of pork. Pork today is very lean and should not be overcooked. Use an instant-read meat thermometer to check the internal temperature of your pork for doneness.