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 0.41
Milk (kg) -140.00 -0.014 1.96
Fat (kg) 6.68 -0.375 -2.50
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index 0.80
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 1.04 1.117 1.16
Calving Sub Index 3.02
Gestation Length (days) -3.29 -0.919 3.02
Beef Sub Index -0.80
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 3.94

* Based on an €80/tonne carbon price