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 3.50
Milk (kg) -150.00 -0.014 2.10
Fat (kg) 0.17 -0.375 -0.06
Prot (kg) -3.32 -0.441 1.47
Fertility Sub Index -0.80
Calving Interval (days) 0.77 -1.459 -1.12
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 0.49
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 8.63

* Based on an €80/tonne carbon price