Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 3.14
Milk (kg) -158.00 -0.014 2.21
Fat (kg) 0.86 -0.375 -0.32
Prot (kg) -2.83 -0.441 1.25
Fertility Sub Index 2.89
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) 1.11 1.117 1.24
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.14
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 12.48

* Based on an €80/tonne carbon price