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 5.04
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -4.67 -0.375 1.75
Prot (kg) -1.97 -0.441 0.87
Fertility Sub Index 2.86
Calving Interval (days) -2.06 -1.459 3.01
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 1.04
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 12.17

* Based on an €80/tonne carbon price