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 2.17
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -2.91 -0.375 1.09
Prot (kg) -0.71 -0.441 0.31
Fertility Sub Index -0.11
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) 1.34 1.117 1.50
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index -1.98
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.00 -0.432 -3.45
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 5.97

* Based on an €80/tonne carbon price