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 13.07
Milk (kg) -310.00 -0.014 4.34
Fat (kg) -12.13 -0.375 4.54
Prot (kg) -9.49 -0.441 4.19
Fertility Sub Index -1.90
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -1.18 1.117 -1.32
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 1.33
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 14.09

* Based on an €80/tonne carbon price