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 4.12
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -1.72 -0.375 0.64
Prot (kg) 0.06 -0.441 -0.03
Fertility Sub Index 11.88
Calving Interval (days) -6.65 -1.459 9.70
Survival (%) 1.95 1.117 2.18
Calving Sub Index 4.70
Gestation Length (days) -5.11 -0.919 4.70
Beef Sub Index -2.36
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 4.13 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index -5.21
Live WT (kg) 17.00 -0.307 -5.21
Total Carbon Sub Index 13.12

* Based on an €80/tonne carbon price