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 4.91
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -4.61 -0.441 2.03
Fertility Sub Index 1.49
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.54 1.117 0.60
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.04
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 17.14

* Based on an €80/tonne carbon price