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 0.03
Milk (kg) -73.00 -0.014 1.02
Fat (kg) 2.46 -0.375 -0.92
Prot (kg) 0.17 -0.441 -0.08
Fertility Sub Index -5.55
Calving Interval (days) 2.63 -1.459 -3.84
Survival (%) -1.53 1.117 -1.71
Calving Sub Index 2.03
Gestation Length (days) -2.21 -0.919 2.03
Beef Sub Index -0.34
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.96 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index -5.57

* Based on an €80/tonne carbon price