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 9.27
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -10.16 -0.375 3.81
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index 3.31
Calving Interval (days) -2.19 -1.459 3.20
Survival (%) 0.10 1.117 0.11
Calving Sub Index 2.58
Gestation Length (days) -2.81 -0.919 2.58
Beef Sub Index 0.94
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 4.41 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 20.06

* Based on an €80/tonne carbon price