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 4.59
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -1.91 -0.375 0.72
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index -0.30
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 0.58
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 5.07

* Based on an €80/tonne carbon price