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 0.85
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -1.70 -0.375 0.64
Prot (kg) 0.60 -0.441 -0.26
Fertility Sub Index 1.59
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) 2.32 1.117 2.59
Calving Sub Index 2.18
Gestation Length (days) -2.37 -0.919 2.18
Beef Sub Index 2.55
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 10.22

* Based on an €80/tonne carbon price