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 8.63
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index -0.44
Calving Interval (days) 0.51 -1.459 -0.74
Survival (%) 0.27 1.117 0.30
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.96
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 20.54

* Based on an €80/tonne carbon price