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 0.90
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) -2.81 -0.375 1.05
Prot (kg) -1.43 -0.441 0.63
Fertility Sub Index -2.00
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 1.88
Gestation Length (days) -2.05 -0.919 1.88
Beef Sub Index -1.44
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 5.91 -0.432 -2.55
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 0.45

* Based on an €80/tonne carbon price