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 17.86
Milk (kg) -450.00 -0.014 6.30
Fat (kg) -16.66 -0.375 6.24
Prot (kg) -12.06 -0.441 5.32
Fertility Sub Index 6.94
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 1.05 1.117 1.17
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.45
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -3.23 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 32.46

* Based on an €80/tonne carbon price