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 -8.57
Milk (kg) 72.00 -0.014 -1.01
Fat (kg) 10.00 -0.375 -3.75
Prot (kg) 8.65 -0.441 -3.82
Fertility Sub Index 10.80
Calving Interval (days) -6.89 -1.459 10.05
Survival (%) 0.67 1.117 0.75
Calving Sub Index 2.99
Gestation Length (days) -3.25 -0.919 2.99
Beef Sub Index -3.70
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index -3.49
Live WT (kg) 11.40 -0.307 -3.49
Total Carbon Sub Index -1.98

* Based on an €80/tonne carbon price