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 2.46
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index -3.01
Calving Interval (days) 1.46 -1.459 -2.13
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.46
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 10.60

* Based on an €80/tonne carbon price