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 8.52
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -4.19 -0.375 1.57
Prot (kg) -8.84 -0.441 3.90
Fertility Sub Index -3.20
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -1.03
Gestation Length (days) 1.12 -0.919 -1.03
Beef Sub Index 0.16
Carcass Weight (kg) -2.25 -0.528 1.19
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 2.65
Live WT (kg) -8.65 -0.307 2.65
Total Carbon Sub Index 7.09

* Based on an €80/tonne carbon price