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 2.43
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -3.95 -0.375 1.48
Prot (kg) 0.48 -0.441 -0.21
Fertility Sub Index 5.33
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 0.79 1.117 0.88
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index 3.94
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 17.43

* Based on an €80/tonne carbon price