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 1.95
Milk (kg) -18.00 -0.014 0.25
Fat (kg) -1.54 -0.375 0.58
Prot (kg) -2.54 -0.441 1.12
Fertility Sub Index -4.65
Calving Interval (days) 2.21 -1.459 -3.22
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.40
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -1.60

* Based on an €80/tonne carbon price