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 6.33
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -5.92 -0.375 2.22
Prot (kg) -5.76 -0.441 2.54
Fertility Sub Index 1.79
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.92
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 17.02

* Based on an €80/tonne carbon price