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 7.51
Milk (kg) -150.00 -0.014 2.10
Fat (kg) -7.10 -0.375 2.66
Prot (kg) -6.24 -0.441 2.75
Fertility Sub Index -0.17
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.10 1.117 -0.11
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.67
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 17.48

* Based on an €80/tonne carbon price