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 1.02
Milk (kg) -60.00 -0.014 0.84
Fat (kg) 0.52 -0.375 -0.19
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index -1.67
Calving Interval (days) 0.78 -1.459 -1.14
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index 0.54
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 1.02

* Based on an €80/tonne carbon price