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 6.47
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -8.58 -0.375 3.21
Prot (kg) -6.61 -0.441 2.92
Fertility Sub Index -15.11
Calving Interval (days) 7.87 -1.459 -11.48
Survival (%) -3.25 1.117 -3.63
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 0.40
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -7.27

* Based on an €80/tonne carbon price