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 8.37
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -8.56 -0.375 3.21
Prot (kg) -6.69 -0.441 2.95
Fertility Sub Index 0.99
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.49 1.117 0.55
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.05
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.67 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 18.33

* Based on an €80/tonne carbon price