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 4.67
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -0.24 -0.441 0.11
Fertility Sub Index 5.77
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 1.99 1.117 2.22
Calving Sub Index -1.12
Gestation Length (days) 1.22 -0.919 -1.12
Beef Sub Index -2.64
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 8.80 -0.432 -3.80
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 13.00

* Based on an €80/tonne carbon price