This needs little explanation. Watch the video.
PS (6.16.2011) Video was removed by owner, so I removed the embed. Trent Loos has stimulating input on the hormones discussion as you will see if you read through other blog posts of mine on here. There are so many larger contributing factors to early puberty than a little hormone treatment in beef could ever pose. I encourage you to also check out LoosTales for other interesting topics discussed by Trent Loos.