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 4.26
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -3.34 -0.441 1.47
Fertility Sub Index -5.72
Calving Interval (days) 3.80 -1.459 -5.54
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index -2.08
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.11 -0.432 -3.50
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 2.50

* Based on an €80/tonne carbon price