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 7.80
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -5.19 -0.375 1.94
Prot (kg) -7.40 -0.441 3.27
Fertility Sub Index -0.14
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) 0.12 1.117 0.13
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index -0.10
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 18.38

* Based on an €80/tonne carbon price