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 9.02
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -10.38 -0.441 4.58
Fertility Sub Index -7.95
Calving Interval (days) 4.00 -1.459 -5.84
Survival (%) -1.89 1.117 -2.11
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index 0.40
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 3.24

* Based on an €80/tonne carbon price