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 4.38
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -0.80 -0.375 0.30
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index -0.75
Calving Interval (days) 0.14 -1.459 -0.20
Survival (%) -0.49 1.117 -0.55
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index 0.01
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 4.64

* Based on an €80/tonne carbon price