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 18.39
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -16.39 -0.375 6.14
Prot (kg) -16.95 -0.441 7.48
Fertility Sub Index 3.95
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 1.73
Gestation Length (days) -1.88 -0.919 1.73
Beef Sub Index 0.02
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index 21.33

* Based on an €80/tonne carbon price