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 10.91
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -10.68 -0.375 4.00
Prot (kg) -8.78 -0.441 3.88
Fertility Sub Index 1.58
Calving Interval (days) -0.71 -1.459 1.04
Survival (%) 0.49 1.117 0.55
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.62
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 23.59

* Based on an €80/tonne carbon price