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 5.57
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -3.19 -0.375 1.19
Prot (kg) -5.10 -0.441 2.25
Fertility Sub Index -1.42
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -0.02 1.117 -0.02
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 0.80
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 5.78

* Based on an €80/tonne carbon price