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 12.79
Milk (kg) -321.00 -0.014 4.49
Fat (kg) -11.79 -0.375 4.42
Prot (kg) -8.79 -0.441 3.88
Fertility Sub Index -0.82
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 0.90 1.117 1.01
Calving Sub Index -1.08
Gestation Length (days) 1.18 -0.919 -1.08
Beef Sub Index -0.36
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 4.98 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 15.68

* Based on an €80/tonne carbon price