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 3.07
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -5.23 -0.441 2.31
Fertility Sub Index -4.70
Calving Interval (days) 2.31 -1.459 -3.37
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.30
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -0.59

* Based on an €80/tonne carbon price