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 5.14
Milk (kg) -107.00 -0.014 1.50
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -5.61 -0.441 2.48
Fertility Sub Index -0.54
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.03
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -1.17 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 15.02

* Based on an €80/tonne carbon price