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 9.63
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -9.83 -0.375 3.68
Prot (kg) -8.60 -0.441 3.80
Fertility Sub Index 6.00
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.80 1.117 0.89
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -0.87
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 18.63

* Based on an €80/tonne carbon price