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 3.43
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -2.83 -0.375 1.06
Prot (kg) -3.08 -0.441 1.36
Fertility Sub Index 0.38
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.59
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.27 -0.432 0.12
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 14.61

* Based on an €80/tonne carbon price