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 3.90
Milk (kg) -290.00 -0.014 4.06
Fat (kg) 5.09 -0.375 -1.91
Prot (kg) -3.95 -0.441 1.74
Fertility Sub Index 9.91
Calving Interval (days) -4.25 -1.459 6.20
Survival (%) 3.32 1.117 3.71
Calving Sub Index 2.34
Gestation Length (days) -2.55 -0.919 2.34
Beef Sub Index -2.82
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index -3.99
Live WT (kg) 13.00 -0.307 -3.99
Total Carbon Sub Index 9.34

* Based on an €80/tonne carbon price