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 2.37
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index 3.15
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index -0.33
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 7.40

* Based on an €80/tonne carbon price