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 0.69
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -0.16 -0.441 0.07
Fertility Sub Index 0.42
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.13
Gestation Length (days) 0.14 -0.919 -0.13
Beef Sub Index 0.11
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 2.78

* Based on an €80/tonne carbon price