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 16.26
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -16.71 -0.375 6.26
Prot (kg) -14.03 -0.441 6.19
Fertility Sub Index 0.08
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 2.35
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 1.64 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 22.17

* Based on an €80/tonne carbon price