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 7.54
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -4.24 -0.375 1.59
Prot (kg) -7.08 -0.441 3.12
Fertility Sub Index -1.33
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.38
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 7.51
Live WT (kg) -24.50 -0.307 7.51
Total Carbon Sub Index 13.14

* Based on an €80/tonne carbon price