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 8.31
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -4.70 -0.375 1.76
Prot (kg) -9.13 -0.441 4.03
Fertility Sub Index 3.25
Calving Interval (days) -2.54 -1.459 3.71
Survival (%) -0.41 1.117 -0.46
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index 4.81
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) -1.86 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 21.90

* Based on an €80/tonne carbon price