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 7.63
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -5.52 -0.375 2.07
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index 2.57
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.63
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 21.23

* Based on an €80/tonne carbon price