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 4.65
Milk (kg) -203.00 -0.014 2.84
Fat (kg) 0.38 -0.375 -0.14
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 5.64
Calving Interval (days) -5.04 -1.459 7.35
Survival (%) -1.53 1.117 -1.71
Calving Sub Index -3.05
Gestation Length (days) 3.32 -0.919 -3.05
Beef Sub Index 0.50
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) -3.12 -0.432 1.35
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 6.40

* Based on an €80/tonne carbon price