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 9.11
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -11.10 -0.375 4.16
Prot (kg) -10.28 -0.441 4.54
Fertility Sub Index -8.65
Calving Interval (days) 4.77 -1.459 -6.96
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.51
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index -1.50

* Based on an €80/tonne carbon price