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 15.89
Milk (kg) -351.00 -0.014 4.91
Fat (kg) -16.27 -0.375 6.09
Prot (kg) -11.07 -0.441 4.89
Fertility Sub Index 0.10
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.55
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -2.48 -0.432 1.07
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 22.17

* Based on an €80/tonne carbon price