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 9.41
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -10.49 -0.375 3.93
Prot (kg) -8.01 -0.441 3.54
Fertility Sub Index 7.45
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 3.45
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -4.32 -0.432 1.86
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 21.21

* Based on an €80/tonne carbon price