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 5.44
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -4.69 -0.441 2.07
Fertility Sub Index 2.55
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) 0.68 1.117 0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.25
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 17.49

* Based on an €80/tonne carbon price