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 2.65
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -0.28 -0.375 0.10
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index -10.69
Calving Interval (days) 5.50 -1.459 -8.02
Survival (%) -2.39 1.117 -2.67
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.07
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index -8.89

* Based on an €80/tonne carbon price