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 20.52
Milk (kg) -336.00 -0.014 4.70
Fat (kg) -22.89 -0.375 8.57
Prot (kg) -16.42 -0.441 7.25
Fertility Sub Index 8.32
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 2.11 1.117 2.36
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -1.97
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 27.89

* Based on an €80/tonne carbon price