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 17.59
Milk (kg) -387.00 -0.014 5.42
Fat (kg) -18.81 -0.375 7.05
Prot (kg) -11.61 -0.441 5.12
Fertility Sub Index 6.40
Calving Interval (days) -4.58 -1.459 6.68
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 2.44
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -0.51 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 31.64

* Based on an €80/tonne carbon price