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 18.08
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -19.88 -0.375 7.45
Prot (kg) -15.84 -0.441 6.99
Fertility Sub Index -2.86
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) -0.89 1.117 -0.99
Calving Sub Index -2.03
Gestation Length (days) 2.21 -0.919 -2.03
Beef Sub Index -0.13
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 17.83

* Based on an €80/tonne carbon price