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 -0.62
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 0.77 -0.375 -0.29
Prot (kg) 0.57 -0.441 -0.25
Fertility Sub Index -0.07
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.02 1.117 0.02
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.77
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -2.76 -0.432 1.19
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 12.31

* Based on an €80/tonne carbon price