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 8.17
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -5.54 -0.375 2.08
Prot (kg) -9.88 -0.441 4.36
Fertility Sub Index -5.55
Calving Interval (days) 3.01 -1.459 -4.39
Survival (%) -1.04 1.117 -1.16
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 1.54
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 5.01

* Based on an €80/tonne carbon price