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 20.43
Milk (kg) -367.00 -0.014 5.14
Fat (kg) -24.74 -0.375 9.27
Prot (kg) -13.65 -0.441 6.02
Fertility Sub Index 5.66
Calving Interval (days) -3.27 -1.459 4.77
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 0.58
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 32.90

* Based on an €80/tonne carbon price