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 0.14
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 0.29 -0.375 -0.11
Prot (kg) -1.14 -0.441 0.50
Fertility Sub Index 0.78
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 2.70

* Based on an €80/tonne carbon price