The falling ROCE and stable capital employed might suggest a mature business facing new competition or shrinking margins. If these trends persist, PPL may not provide high returns. Investors should be mindful of these trends and consider other investment options if they continue.

Del Vecchio's appointment comes amid the energy industry's shift towards tech-savvy utilities. His experience in digitizing traditional industries is expected to boost PPL's future utility strategy.

The company's lower ROE and significant debt use make it less attractive for investment. High-quality companies typically have high ROE and low debt.