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 6.97
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -8.18 -0.375 3.06
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index 7.79
Calving Interval (days) -4.09 -1.459 5.97
Survival (%) 1.63 1.117 1.82
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.06
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) -3.20 -0.432 1.38
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 17.42

* Based on an €80/tonne carbon price