With pre-starter "75", a practical dry ration, it's possible to wean pigs at 7 days of age or at minimum of 5 pounds. This formula, developed by research at Iowa State College and farm tested, is readyfor your 1954 spring pids. Our tests indicate they'll weigh as much or more at 5 weeks of age and about 10 pounds heavier at 8 weeks than sow-raised pigs creep-fed the best pig starter.