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 20.35
Milk (kg) -412.00 -0.014 5.77
Fat (kg) -18.37 -0.375 6.88
Prot (kg) -17.45 -0.441 7.70
Fertility Sub Index 3.03
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.12
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 27.48

* Based on an €80/tonne carbon price