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 16.86
Milk (kg) -383.00 -0.014 5.36
Fat (kg) -14.19 -0.375 5.32
Prot (kg) -14.02 -0.441 6.19
Fertility Sub Index 4.65
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 0.18 1.117 0.20
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index 0.19
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 26.06

* Based on an €80/tonne carbon price