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 2.16
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -2.01 -0.441 0.89
Fertility Sub Index 7.22
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 1.76 1.117 1.97
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.04
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.93 -0.432 0.40
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 21.32

* Based on an €80/tonne carbon price