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 2.09
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -0.64 -0.441 0.28
Fertility Sub Index -1.08
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) 1.10 1.117 1.23
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -0.89
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 2.69

* Based on an €80/tonne carbon price