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 13.70
Milk (kg) -466.00 -0.014 6.52
Fat (kg) -6.92 -0.375 2.59
Prot (kg) -10.39 -0.441 4.59
Fertility Sub Index 6.47
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 2.64
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 0.73 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 28.22

* Based on an €80/tonne carbon price