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 9.43
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -9.03 -0.375 3.38
Prot (kg) -8.91 -0.441 3.93
Fertility Sub Index 1.12
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) -2.39 1.117 -2.67
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -0.07
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -2.53 -0.432 1.09
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 11.26

* Based on an €80/tonne carbon price