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 9.69
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -11.02 -0.375 4.13
Prot (kg) -9.27 -0.441 4.09
Fertility Sub Index 2.34
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 1.15 1.117 1.28
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index -0.67
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 7.29 -0.432 -3.15
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index 9.84

* Based on an €80/tonne carbon price