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 11.06
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -12.42 -0.375 4.65
Prot (kg) -10.20 -0.441 4.50
Fertility Sub Index -2.12
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index -0.86
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 4.20 -0.432 -1.81
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 8.79

* Based on an €80/tonne carbon price