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 5.86
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -4.19 -0.375 1.57
Prot (kg) -6.11 -0.441 2.70
Fertility Sub Index 5.25
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 2.69 1.117 3.01
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.12
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) -0.58 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 19.85

* Based on an €80/tonne carbon price