www.thisismoney.co.uk/news/article.html?in_article_id=506806&in_page_id=2
Just found this link, this is what they didn't tell you in the budget today, if the link doesnt work it basically tells you that CTC will reduce over the next couple of years so in the year 2012-2013 those earning 25k with 1 child will only recieve £460 a year.