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 9.94
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -8.04 -0.375 3.01
Prot (kg) -9.71 -0.441 4.29
Fertility Sub Index 5.01
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 2.00
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 1.85 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 22.97

* Based on an €80/tonne carbon price