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 7.09
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -4.38 -0.375 1.64
Prot (kg) -7.05 -0.441 3.11
Fertility Sub Index 6.37
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 0.20
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 16.95

* Based on an €80/tonne carbon price