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 3.17
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -2.54 -0.441 1.12
Fertility Sub Index -1.64
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) -2.00 1.117 -2.23
Calving Sub Index -0.51
Gestation Length (days) 0.55 -0.919 -0.51
Beef Sub Index 1.34
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 8.56

* Based on an €80/tonne carbon price