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 1.44
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -1.54 -0.441 0.68
Fertility Sub Index 6.39
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) 1.16 1.117 1.30
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.08
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 10.41

* Based on an €80/tonne carbon price