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 23.22
Milk (kg) -525.00 -0.014 7.35
Fat (kg) -19.54 -0.375 7.32
Prot (kg) -19.38 -0.441 8.55
Fertility Sub Index 2.80
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 0.66
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 29.40

* Based on an €80/tonne carbon price