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 10.59
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -7.56 -0.375 2.83
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index 4.59
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 0.53 1.117 0.59
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index -0.06
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 22.44

* Based on an €80/tonne carbon price