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 8.66
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -5.92 -0.375 2.22
Prot (kg) -9.12 -0.441 4.03
Fertility Sub Index -3.36
Calving Interval (days) 1.82 -1.459 -2.66
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -1.32
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 4.25

* Based on an €80/tonne carbon price