nice, it would be, but about £2k?
No. £1,050 for T2R, £400ish for flights, some lunches and beer money. How much beer are you planning to drink? 
You could get it up to 2k by buying a new bike while you were there 
Derek, I don't think anyone involved in mountain biking as a purely recreational activity is in a position to be wildly smug about the environment. And the seal-clubbing gag is, frankly, just in poor taste.