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 2.76
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 0.11 -0.375 -0.04
Prot (kg) -3.75 -0.441 1.66
Fertility Sub Index 0.30
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -0.25
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 3.73

* Based on an €80/tonne carbon price