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 17.24
Milk (kg) -354.00 -0.014 4.96
Fat (kg) -13.93 -0.375 5.22
Prot (kg) -16.01 -0.441 7.07
Fertility Sub Index 0.21
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 0.24
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index -1.62
Live WT (kg) 5.30 -0.307 -1.62
Total Carbon Sub Index 15.92

* Based on an €80/tonne carbon price