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 -0.08
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index -0.92
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.07
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 9.21

* Based on an €80/tonne carbon price