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 8.83
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -6.23 -0.375 2.33
Prot (kg) -11.10 -0.441 4.90
Fertility Sub Index -13.35
Calving Interval (days) 7.28 -1.459 -10.62
Survival (%) -2.44 1.117 -2.73
Calving Sub Index 1.15
Gestation Length (days) -1.25 -0.919 1.15
Beef Sub Index -1.26
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.37 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index -4.09

* Based on an €80/tonne carbon price