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 8.55
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -8.63 -0.375 3.23
Prot (kg) -5.60 -0.441 2.47
Fertility Sub Index 7.69
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 2.69 1.117 3.01
Calving Sub Index -1.86
Gestation Length (days) 2.02 -0.919 -1.86
Beef Sub Index -1.59
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 17.38

* Based on an €80/tonne carbon price