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 5.23
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -4.65 -0.441 2.05
Fertility Sub Index 1.58
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.54
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -2.10 -0.432 0.91
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 19.50

* Based on an €80/tonne carbon price