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 14.20
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -12.69 -0.375 4.75
Prot (kg) -10.56 -0.441 4.66
Fertility Sub Index 6.34
Calving Interval (days) -3.82 -1.459 5.57
Survival (%) 0.69 1.117 0.77
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -0.17
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 20.49

* Based on an €80/tonne carbon price