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 2.65
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) 3.50 -0.375 -1.31
Prot (kg) -9.49 -0.441 4.19
Fertility Sub Index -0.78
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.36
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 3.75 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 0.24

* Based on an €80/tonne carbon price