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 7.98
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -9.76 -0.375 3.66
Prot (kg) -6.51 -0.441 2.87
Fertility Sub Index 0.83
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.25 1.117 0.28
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.46
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 17.45

* Based on an €80/tonne carbon price