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 7.58
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -7.99 -0.375 2.99
Prot (kg) -6.10 -0.441 2.69
Fertility Sub Index 6.34
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 1.21 1.117 1.35
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.15
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 0.51 -0.432 -0.22
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 17.50

* Based on an €80/tonne carbon price