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 1.55
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) -1.90 -0.375 0.71
Prot (kg) -2.67 -0.441 1.18
Fertility Sub Index 0.24
Calving Interval (days) -0.11 -1.459 0.16
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.40
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 3.48

* Based on an €80/tonne carbon price