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 2.20
Milk (kg) -1.00 -0.014 0.01
Fat (kg) -1.99 -0.375 0.75
Prot (kg) -3.26 -0.441 1.44
Fertility Sub Index -3.23
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) -1.86 1.117 -2.08
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.84
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -0.58 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 7.50

* Based on an €80/tonne carbon price