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 9.72
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -8.74 -0.375 3.27
Prot (kg) -7.32 -0.441 3.23
Fertility Sub Index 3.35
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.62
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 14.71

* Based on an €80/tonne carbon price