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 7.46
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -6.93 -0.375 2.60
Prot (kg) -8.36 -0.441 3.69
Fertility Sub Index 7.89
Calving Interval (days) -4.51 -1.459 6.58
Survival (%) 1.17 1.117 1.31
Calving Sub Index 0.05
Gestation Length (days) -0.05 -0.919 0.05
Beef Sub Index 1.03
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -0.44 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 20.76

* Based on an €80/tonne carbon price