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 0.42
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) -0.76 -0.375 0.28
Prot (kg) -0.82 -0.441 0.36
Fertility Sub Index -0.50
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -0.42 1.117 -0.47
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.65
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.29 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 2.55

* Based on an €80/tonne carbon price