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 3.51
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -3.84 -0.375 1.44
Prot (kg) -3.52 -0.441 1.55
Fertility Sub Index -1.15
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.71
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 11.44

* Based on an €80/tonne carbon price