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 17.38
Milk (kg) -277.00 -0.014 3.88
Fat (kg) -18.55 -0.375 6.95
Prot (kg) -14.84 -0.441 6.55
Fertility Sub Index 6.11
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 0.96
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -0.89 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 25.96

* Based on an €80/tonne carbon price