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 7.73
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -4.57 -0.375 1.71
Prot (kg) -7.81 -0.441 3.45
Fertility Sub Index 0.22
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 2.70
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 14.66

* Based on an €80/tonne carbon price