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 33.53
Milk (kg) -807.00 -0.014 11.30
Fat (kg) -28.57 -0.375 10.70
Prot (kg) -26.12 -0.441 11.53
Fertility Sub Index 0.08
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 35.70

* Based on an €80/tonne carbon price