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 3.00
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -2.98 -0.375 1.12
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index 0.90
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.41 1.117 0.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.93
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 14.61

* Based on an €80/tonne carbon price