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 4.97
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -5.28 -0.375 1.98
Prot (kg) -4.08 -0.441 1.80
Fertility Sub Index 0.97
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.52 1.117 0.58
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.81
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 16.04

* Based on an €80/tonne carbon price