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 5.26
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index -1.45
Calving Interval (days) 0.62 -1.459 -0.90
Survival (%) -0.49 1.117 -0.55
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 0.18
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index 3.30

* Based on an €80/tonne carbon price