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 2.44
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -1.19 -0.375 0.45
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index 0.95
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 5.12

* Based on an €80/tonne carbon price