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 31.84
Milk (kg) -608.00 -0.014 8.51
Fat (kg) -34.29 -0.375 12.84
Prot (kg) -23.75 -0.441 10.48
Fertility Sub Index 4.51
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 0.40
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 40.68

* Based on an €80/tonne carbon price