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 6.42
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -4.02 -0.375 1.51
Prot (kg) -5.53 -0.441 2.44
Fertility Sub Index 1.57
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) 0.40 1.117 0.45
Calving Sub Index 2.00
Gestation Length (days) -2.18 -0.919 2.00
Beef Sub Index 6.01
Carcass Weight (kg) -17.10 -0.528 9.02
Age of Slaughter (days) 6.98 -0.432 -3.01
Maintenance Sub Index Maint. Sub Index 8.28
Live WT (kg) -27.00 -0.307 8.28
Total Carbon Sub Index 24.29

* Based on an €80/tonne carbon price