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 17.74
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -15.10 -0.375 5.66
Prot (kg) -16.27 -0.441 7.18
Fertility Sub Index 2.21
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.27
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 24.22

* Based on an €80/tonne carbon price