2006 PSU PDA Cattle Composting StudyHobo Data Loggers J. Craig Williams Penn State Coop. Extension Composting.cas.psu.edu
NACAA AM/PIC • Basic Mortality Composting Project • Onset Data Loggers • Experiences • J. Craig Williams, Dairy Agronomy Agent • Tioga County, Pa • 16 Years Extension
Natural Rendering:Composting Livestock Mortality • Penn State and Pa Dept of Agriculture • Composting procedures • Downer cow update/ Dead cow update • Cornell Waste Mgnt. Int. And Maine Compost Team
Siting for Composting Select site that is well-drained, at least 200 ft from water courses, sinkholes, seasonal seeps or other landscape features that indicate the area is hydrologically sensitive.
Wood Chip Bed Lay 24-in bed of bulky, absorbing organic material containing some sizeable pieces (4 to 6-in long). Utility and municipal wood chips work well.
Recipe for Small Animals For young animals, layer mortalities with a minimum of 2 feet of co-composting material.
Covering Carcass Cover carcass with dry, high-carbon co-composting material, like old silage, sawdust, or dry stall bedding (some semi-solid manure will expedite the process).
Composting continued • Let set for 4-6 months. • Turn only if desired after 3 months. • Reuse bones as part of next base. 6 month old Compost Reuse old compost
Onset – Data Loggers and Weather stations Indoor, Outdoor, Underwater and Tilt/Acc. Hobo U12-008 $199 20 Foot cable-$35 each Total $339 set up Shuttle $169 Boxcar Software $99 Total $268 Office www.onsetcomp.com/ hobologgers.com PSU PDA Project was to document Real Farm Composting temperature, including internal carcass Onset Hobo Data Loggers
HOBO Data Recordersevery 6 hours for 6 months Start January March