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 3.10
Milk (kg) -136.00 -0.014 1.90
Fat (kg) 0.79 -0.375 -0.30
Prot (kg) -3.39 -0.441 1.50
Fertility Sub Index -5.41
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -1.34 1.117 -1.50
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.58
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -0.59

* Based on an €80/tonne carbon price