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 3.46
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -3.30 -0.375 1.24
Prot (kg) -3.24 -0.441 1.43
Fertility Sub Index 0.11
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index -0.88
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 5.80

* Based on an €80/tonne carbon price