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 2.23
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -0.79 -0.375 0.30
Prot (kg) -0.10 -0.441 0.04
Fertility Sub Index 2.48
Calving Interval (days) -1.09 -1.459 1.59
Survival (%) 0.80 1.117 0.89
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.84
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 14.95

* Based on an €80/tonne carbon price