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 5.20
Milk (kg) -324.00 -0.014 4.54
Fat (kg) 4.91 -0.375 -1.84
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index 4.12
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 0.08 1.117 0.09
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -2.47
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 8.02

* Based on an €80/tonne carbon price