Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 3.86
Milk (kg) -258.00 -0.014 3.61
Fat (kg) 3.63 -0.375 -1.36
Prot (kg) -3.64 -0.441 1.61
Fertility Sub Index -2.66
Calving Interval (days) 1.52 -1.459 -2.22
Survival (%) -0.40 1.117 -0.45
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -0.47
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 3.28 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 3.65

* Based on an €80/tonne carbon price