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 10.34
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -9.78 -0.375 3.66
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index 3.60
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.60
Gestation Length (days) 0.65 -0.919 -0.60
Beef Sub Index 0.42
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 16.27

* Based on an €80/tonne carbon price