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 11.31
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -9.41 -0.375 3.52
Prot (kg) -8.21 -0.441 3.62
Fertility Sub Index 4.82
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 0.41 1.117 0.46
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.12
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) -1.26 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 18.51

* Based on an €80/tonne carbon price