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 16.39
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -16.06 -0.375 6.02
Prot (kg) -12.53 -0.441 5.53
Fertility Sub Index 3.71
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 1.55
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -1.02 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 23.88

* Based on an €80/tonne carbon price