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 10.03
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -11.37 -0.375 4.26
Prot (kg) -9.27 -0.441 4.09
Fertility Sub Index -3.12
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -1.11 1.117 -1.24
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index 0.68
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 7.20

* Based on an €80/tonne carbon price