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 6.58
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -5.62 -0.375 2.11
Prot (kg) -5.51 -0.441 2.43
Fertility Sub Index 1.47
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 0.11 1.117 0.12
Calving Sub Index 2.48
Gestation Length (days) -2.70 -0.919 2.48
Beef Sub Index -3.16
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index 6.30

* Based on an €80/tonne carbon price