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 17.71
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -20.70 -0.375 7.75
Prot (kg) -13.46 -0.441 5.94
Fertility Sub Index 7.71
Calving Interval (days) -4.84 -1.459 7.06
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 1.72
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 32.33

* Based on an €80/tonne carbon price