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 12.25
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -10.45 -0.441 4.61
Fertility Sub Index 2.11
Calving Interval (days) -1.56 -1.459 2.28
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 0.45
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 19.18

* Based on an €80/tonne carbon price