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 11.14
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -11.20 -0.375 4.20
Prot (kg) -9.86 -0.441 4.35
Fertility Sub Index -11.83
Calving Interval (days) 6.15 -1.459 -8.97
Survival (%) -2.56 1.117 -2.86
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index -0.36
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.76 -0.432 -1.62
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -0.32

* Based on an €80/tonne carbon price