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 4.44
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -4.55 -0.375 1.70
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index -14.26
Calving Interval (days) 7.65 -1.459 -11.16
Survival (%) -2.77 1.117 -3.09
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 0.70
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index -4.95

* Based on an €80/tonne carbon price