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 8.62
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -5.64 -0.375 2.11
Prot (kg) -10.88 -0.441 4.80
Fertility Sub Index -0.30
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) 0.24 1.117 0.27
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 0.99
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 11.02

* Based on an €80/tonne carbon price