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 3.11
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -1.65 -0.375 0.62
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index -3.84
Calving Interval (days) 0.94 -1.459 -1.37
Survival (%) -2.21 1.117 -2.47
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -1.22
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) -1.33 -0.432 0.57
Maintenance Sub Index Maint. Sub Index -6.25
Live WT (kg) 20.40 -0.307 -6.25
Total Carbon Sub Index -8.40

* Based on an €80/tonne carbon price