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 20.94
Milk (kg) -486.00 -0.014 6.80
Fat (kg) -16.00 -0.375 5.99
Prot (kg) -18.45 -0.441 8.14
Fertility Sub Index -1.30
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.30
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -3.25 -0.432 1.40
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 27.72

* Based on an €80/tonne carbon price