Milk futures on the Chicago Mercantile Exchange ping-ponged in variable trade while cash cheese provided some underlying strength Tuesday.

December Class III milk up six cents at $15.76.  January 16 cents lower at $16.26.  February 20 cents higher at $17.93.  March up 14 cents at $17.77.  April through June contracts unchanged to a nickel higher.

Dry whey unchanged at $0.4675. 

Blocks up $0.02 at $1.6350.  Twelve sales were made ranging from $1.6150 to $1.6350. 

Barrels up $0.0225 at $1.4925.  Four sales were made ranging from $1.47 to $1.4925. 

Butter unchanged at $1.4925. 

Nonfat dry milk down $0.0075 at $1.1350.  Ten sales were made at $1.1350 and $1.1375. 

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