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 2.89
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -0.81 -0.375 0.30
Prot (kg) -2.50 -0.441 1.10
Fertility Sub Index 1.46
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.65 1.117 0.73
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.75
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.25 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 15.10

* Based on an €80/tonne carbon price