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 0.62
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 4.14 -0.375 -1.55
Prot (kg) -0.53 -0.441 0.23
Fertility Sub Index 8.47
Calving Interval (days) -4.18 -1.459 6.10
Survival (%) 2.12 1.117 2.37
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.52
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.34 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 20.35

* Based on an €80/tonne carbon price