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 17.05
Milk (kg) -285.00 -0.014 3.99
Fat (kg) -16.21 -0.375 6.07
Prot (kg) -15.83 -0.441 6.99
Fertility Sub Index 3.10
Calving Interval (days) -2.65 -1.459 3.87
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index -0.39
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) -1.55 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 20.43

* Based on an €80/tonne carbon price