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 18.54
Milk (kg) -280.00 -0.014 3.92
Fat (kg) -18.80 -0.375 7.04
Prot (kg) -17.17 -0.441 7.58
Fertility Sub Index -0.01
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index -1.02
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) -1.68 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 20.75

* Based on an €80/tonne carbon price