Request to access rumen and buccal samples and methane emission data from pasture-fed sheep being measured for methane emissions as part of Central progeny testing trials with sheep on cut pasture funded by PGgRc-NZAGRC (16-MET5.1-V1 titled ‘Animal Breeding – Sheep and deer’) to enable testing of a biomarker method being developed in this ERA-GAS Rumen Predict project. 