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 -3.79
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) 7.75 -0.375 -2.90
Prot (kg) 1.50 -0.441 -0.66
Fertility Sub Index 8.25
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) 2.66 1.117 2.97
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index 2.22
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) -4.40 -0.432 1.90
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 9.76

* Based on an €80/tonne carbon price