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 8.16
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -8.98 -0.375 3.36
Prot (kg) -6.18 -0.441 2.73
Fertility Sub Index -1.94
Calving Interval (days) 0.83 -1.459 -1.21
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.59
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 2.90 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 7.51

* Based on an €80/tonne carbon price