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 6.50
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -5.83 -0.441 2.57
Fertility Sub Index -3.49
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -1.36 1.117 -1.52
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index -1.40
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 3.08

* Based on an €80/tonne carbon price