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 1.25
Milk (kg) -154.00 -0.014 2.16
Fat (kg) 3.39 -0.375 -1.27
Prot (kg) -0.82 -0.441 0.36
Fertility Sub Index 6.03
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 1.49 1.117 1.66
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index -1.68
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 9.03 -0.432 -3.90
Maintenance Sub Index Maint. Sub Index 7.51
Live WT (kg) -24.50 -0.307 7.51
Total Carbon Sub Index 12.99

* Based on an €80/tonne carbon price