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 9.28
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -7.70 -0.441 3.40
Fertility Sub Index 0.88
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) 0.75 1.117 0.84
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -2.22
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 9.48

* Based on an €80/tonne carbon price