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 8.94
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -10.84 -0.375 4.06
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index 1.46
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) 0.38 1.117 0.42
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.05
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 20.50

* Based on an €80/tonne carbon price