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 16.12
Milk (kg) -499.00 -0.014 6.99
Fat (kg) -9.45 -0.375 3.54
Prot (kg) -12.68 -0.441 5.60
Fertility Sub Index 6.05
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.41
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 8.15 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 7.60
Live WT (kg) -24.80 -0.307 7.60
Total Carbon Sub Index 29.15

* Based on an €80/tonne carbon price