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 13.74
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -9.36 -0.375 3.51
Prot (kg) -12.21 -0.441 5.39
Fertility Sub Index 5.51
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.32
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 27.13

* Based on an €80/tonne carbon price