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 10.96
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -11.83 -0.375 4.43
Prot (kg) -9.79 -0.441 4.32
Fertility Sub Index 1.47
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.75 1.117 0.84
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.47
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 21.70

* Based on an €80/tonne carbon price