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 5.66
Milk (kg) -93.00 -0.014 1.30
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -8.39 -0.441 3.70
Fertility Sub Index -2.30
Calving Interval (days) 1.16 -1.459 -1.69
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 1.25
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.78 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index -2.54
Live WT (kg) 8.30 -0.307 -2.54
Total Carbon Sub Index 2.55

* Based on an €80/tonne carbon price