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 20.55
Milk (kg) -358.00 -0.014 5.01
Fat (kg) -19.39 -0.375 7.26
Prot (kg) -18.74 -0.441 8.27
Fertility Sub Index 7.16
Calving Interval (days) -4.22 -1.459 6.16
Survival (%) 0.90 1.117 1.01
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 1.11
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 29.70

* Based on an €80/tonne carbon price