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 0.86
Milk (kg) -20.00 -0.014 0.28
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -0.66 -0.441 0.29
Fertility Sub Index 6.04
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index -0.20
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 9.74

* Based on an €80/tonne carbon price