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 2.94
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -0.69 -0.375 0.26
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index 1.14
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.16 1.117 0.18
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.18
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 13.77

* Based on an €80/tonne carbon price