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 8.33
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -3.95 -0.375 1.48
Prot (kg) -8.61 -0.441 3.80
Fertility Sub Index 8.47
Calving Interval (days) -3.47 -1.459 5.06
Survival (%) 3.05 1.117 3.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.52
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 20.04

* Based on an €80/tonne carbon price