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 2.63
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -1.00 -0.375 0.37
Prot (kg) -3.09 -0.441 1.36
Fertility Sub Index -2.58
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 0.70
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 3.04

* Based on an €80/tonne carbon price