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 4.90
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -3.36 -0.375 1.26
Prot (kg) -6.00 -0.441 2.65
Fertility Sub Index -5.45
Calving Interval (days) 2.93 -1.459 -4.27
Survival (%) -1.05 1.117 -1.17
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index 0.66
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 0.98

* Based on an €80/tonne carbon price