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 11.28
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -14.42 -0.375 5.40
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index -3.23
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -1.64 1.117 -1.83
Calving Sub Index -1.85
Gestation Length (days) 2.01 -0.919 -1.85
Beef Sub Index -2.01
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 3.44 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 5.05

* Based on an €80/tonne carbon price