NEW YORK ( TheStreet) -- Kimberly Clark ( KMB) has been downgraded by Goldman Sachs ( GS) to reflect a potential climb in wood-pulp costs. Kimberly-Clark has been downgraded to sell from neutral by Goldman Sachs. Goldman Sachs is now lowering its 2010/2011/2012 estimates to $4.89/$5.10/$5.45 from $4.90/$5.20/$5.55 to reflect the potential for wood-pulp costs to climb to $940 per ton. Goldman Sachs is now 2% below the consensus for 2010 and 5% below the consensus for 2011. "Consensus does not seem to reflect potential for $400-$450 million in input cost inflation for the company looking ahead to 2011," Goldman Sachs analyst Andrew Sawyer writes in a note to investors. By midday Tuesday, Kimberly Clark stock has fallen 1% to $60.10. -- Reported by Andrea Tse in New York Follow TheStreet.com on Twitter and become a fan on Facebook.