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 4.09
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -4.27 -0.375 1.60
Prot (kg) -3.58 -0.441 1.58
Fertility Sub Index -2.21
Calving Interval (days) 1.60 -1.459 -2.33
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index 0.82
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 8.48

* Based on an €80/tonne carbon price