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 4.94
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -4.53 -0.375 1.70
Prot (kg) -4.69 -0.441 2.07
Fertility Sub Index -12.18
Calving Interval (days) 6.68 -1.459 -9.75
Survival (%) -2.18 1.117 -2.44
Calving Sub Index 1.08
Gestation Length (days) -1.17 -0.919 1.08
Beef Sub Index -1.32
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 5.02 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index -7.06

* Based on an €80/tonne carbon price