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 3.39
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -2.21 -0.441 0.98
Fertility Sub Index 6.33
Calving Interval (days) -4.00 -1.459 5.84
Survival (%) 0.44 1.117 0.49
Calving Sub Index -0.66
Gestation Length (days) 0.72 -0.919 -0.66
Beef Sub Index 0.78
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.14 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 12.22

* Based on an €80/tonne carbon price