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 1.11
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 1.82 -0.375 -0.68
Prot (kg) -2.48 -0.441 1.09
Fertility Sub Index 1.47
Calving Interval (days) -0.68 -1.459 0.99
Survival (%) 0.43 1.117 0.48
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index -0.20
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 3.71

* Based on an €80/tonne carbon price