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 2.68
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -1.96
Calving Interval (days) 0.82 -1.459 -1.20
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 6.05
Carcass Weight (kg) -11.30 -0.528 5.96
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 7.42
Live WT (kg) -24.20 -0.307 7.42
Total Carbon Sub Index 17.96

* Based on an €80/tonne carbon price