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 20.14
Milk (kg) -561.00 -0.014 7.85
Fat (kg) -16.86 -0.375 6.32
Prot (kg) -13.53 -0.441 5.97
Fertility Sub Index -4.36
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -3.05 1.117 -3.41
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 2.52
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -5.96 -0.432 2.57
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 19.80

* Based on an €80/tonne carbon price