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 19.22
Milk (kg) -382.00 -0.014 5.35
Fat (kg) -20.43 -0.375 7.65
Prot (kg) -14.09 -0.441 6.22
Fertility Sub Index 4.40
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 0.32 1.117 0.36
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 2.02
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.41 -0.432 0.18
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 30.64

* Based on an €80/tonne carbon price