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 6.42
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -2.66 -0.375 1.00
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index 1.40
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.62
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 10.46

* Based on an €80/tonne carbon price