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 14.33
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -13.39 -0.375 5.02
Prot (kg) -12.99 -0.441 5.73
Fertility Sub Index 1.51
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 2.54
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 23.60

* Based on an €80/tonne carbon price