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 16.85
Milk (kg) -377.00 -0.014 5.28
Fat (kg) -13.95 -0.375 5.23
Prot (kg) -14.39 -0.441 6.35
Fertility Sub Index 4.02
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) -0.01 1.117 -0.01
Calving Sub Index 1.61
Gestation Length (days) -1.75 -0.919 1.61
Beef Sub Index 2.24
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 27.12

* Based on an €80/tonne carbon price