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 0.50
Milk (kg) -20.00 -0.014 0.28
Fat (kg) 1.82 -0.375 -0.68
Prot (kg) -2.04 -0.441 0.90
Fertility Sub Index 6.91
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 1.35 1.117 1.51
Calving Sub Index 1.25
Gestation Length (days) -1.36 -0.919 1.25
Beef Sub Index 1.11
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 10.10

* Based on an €80/tonne carbon price