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 -2.17
Milk (kg) 58.00 -0.014 -0.81
Fat (kg) 2.32 -0.375 -0.87
Prot (kg) 1.11 -0.441 -0.49
Fertility Sub Index 4.22
Calving Interval (days) -1.28 -1.459 1.87
Survival (%) 2.11 1.117 2.36
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 0.04
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 2.29

* Based on an €80/tonne carbon price