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 14.70
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -16.24 -0.375 6.08
Prot (kg) -13.14 -0.441 5.80
Fertility Sub Index 8.90
Calving Interval (days) -5.32 -1.459 7.76
Survival (%) 1.02 1.117 1.14
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.04
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 27.66

* Based on an €80/tonne carbon price