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 2.75
Milk (kg) -70.00 -0.014 0.98
Fat (kg) -1.81 -0.375 0.68
Prot (kg) -2.48 -0.441 1.09
Fertility Sub Index -0.76
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.58
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 9.08

* Based on an €80/tonne carbon price