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 14.04
Milk (kg) -217.00 -0.014 3.04
Fat (kg) -13.55 -0.375 5.08
Prot (kg) -13.42 -0.441 5.92
Fertility Sub Index -2.50
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) -0.72 1.117 -0.80
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -0.78
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 9.47

* Based on an €80/tonne carbon price