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 24.11
Milk (kg) -378.00 -0.014 5.29
Fat (kg) -26.57 -0.375 9.95
Prot (kg) -20.09 -0.441 8.87
Fertility Sub Index 3.21
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) -0.37 1.117 -0.41
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 1.26
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 34.06

* Based on an €80/tonne carbon price