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 5.44
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 0.32 -0.375 -0.12
Prot (kg) -8.22 -0.441 3.63
Fertility Sub Index 2.01
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 0.45 1.117 0.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.55
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 10.58

* Based on an €80/tonne carbon price