Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.18
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -3.92 -0.375 1.47
Prot (kg) -3.57 -0.441 1.58
Fertility Sub Index 1.12
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.00
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 7.39

* Based on an €80/tonne carbon price