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 13.75
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -14.39 -0.375 5.39
Prot (kg) -13.80 -0.441 6.09
Fertility Sub Index -14.90
Calving Interval (days) 6.86 -1.459 -10.01
Survival (%) -4.38 1.117 -4.89
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index -0.42
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index -2.91
Live WT (kg) 9.50 -0.307 -2.91
Total Carbon Sub Index -4.42

* Based on an €80/tonne carbon price