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 2.70
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -1.25 -0.375 0.47
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index 5.37
Calving Interval (days) -2.92 -1.459 4.26
Survival (%) 0.99 1.117 1.11
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index -1.68
Carcass Weight (kg) 5.10 -0.528 -2.69
Age of Slaughter (days) -2.35 -0.432 1.01
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index 5.85

* Based on an €80/tonne carbon price