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 1.08
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -1.99 -0.375 0.75
Prot (kg) -0.37 -0.441 0.16
Fertility Sub Index 1.08
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.90 1.117 1.01
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index -0.45
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 1.28 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 6.70

* Based on an €80/tonne carbon price