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 24.90
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -28.26 -0.375 10.59
Prot (kg) -27.93 -0.441 12.33
Fertility Sub Index -0.92
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index -1.00
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 24.52

* Based on an €80/tonne carbon price