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 8.06
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -6.96 -0.375 2.61
Prot (kg) -7.28 -0.441 3.21
Fertility Sub Index -7.62
Calving Interval (days) 3.63 -1.459 -5.30
Survival (%) -2.08 1.117 -2.32
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 2.03

* Based on an €80/tonne carbon price