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 2.27
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -0.60 -0.375 0.22
Prot (kg) -1.90 -0.441 0.84
Fertility Sub Index -0.75
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -0.15 1.117 -0.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.30
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 2.51

* Based on an €80/tonne carbon price