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 9.10
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -9.25 -0.375 3.46
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index 4.10
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) -1.10 1.117 -1.23
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 2.02
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.76 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 20.94

* Based on an €80/tonne carbon price