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 3.54
Milk (kg) -231.00 -0.014 3.23
Fat (kg) 4.64 -0.375 -1.74
Prot (kg) -4.62 -0.441 2.04
Fertility Sub Index 4.28
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) 1.10 1.117 1.23
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 2.00
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 2.95 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 16.07

* Based on an €80/tonne carbon price