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 30.10
Milk (kg) -675.00 -0.014 9.45
Fat (kg) -27.05 -0.375 10.13
Prot (kg) -23.84 -0.441 10.52
Fertility Sub Index -4.24
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -1.13 1.117 -1.26
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.40
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 28.23

* Based on an €80/tonne carbon price