The contracts rebounded on Wednesday after sliding earlier this week to their lowest levels since August 4.
US cattle supplies remain low after ranchers reduced their herds because of a years-long drought that burned up pasture lands used for grazing and raised feeding costs.
Trump's administration further tightened US supplies this year by blocking cattle imports from Mexico to keep out the flesh-eating parasite New World screwworm.
On Wednesday, Mexican Agriculture Minister Julio Berdegue said Mexico and the US had not yet set a date to resume Mexican cattle exports.
It is necessary for Washington to keep its ban in place for now, said Bill Bullard, CEO of cattle producers' group R-CALF USA.
"Mexico first has to demonstrate that they've eliminated this pest from within their borders," he said.
In the hog market, CME December lean hog futures edged up 0.05 cent at 80.825 cents per pound. The contract earlier hit its lowest level since July 30.
Declining cash prices have weighed on futures, a broker said.
Average hog weights in areas including Iowa, southern Minnesota and South Dakota rose to 291.2 pounds in the week that ended on October 25, according to the US Department of Agriculture. That was up from 290.1 pounds a week earlier and 286 pounds a year ago.
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