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 21.75
Milk (kg) -394.00 -0.014 5.52
Fat (kg) -18.93 -0.375 7.09
Prot (kg) -20.71 -0.441 9.14
Fertility Sub Index 5.20
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.22
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 30.82

* Based on an €80/tonne carbon price