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 5.95
Milk (kg) -187.00 -0.014 2.62
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -6.51 -0.441 2.87
Fertility Sub Index 2.62
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 0.65
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 3.99 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 11.38

* Based on an €80/tonne carbon price