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 3.67
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index -4.19
Calving Interval (days) 2.00 -1.459 -2.92
Survival (%) -1.14 1.117 -1.27
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.05
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 1.03

* Based on an €80/tonne carbon price