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 18.40
Milk (kg) -296.00 -0.014 4.14
Fat (kg) -19.61 -0.375 7.35
Prot (kg) -15.66 -0.441 6.91
Fertility Sub Index -1.02
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -0.99 1.117 -1.11
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.24
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 20.47

* Based on an €80/tonne carbon price