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 8.62
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.87 -0.375 2.20
Prot (kg) -9.57 -0.441 4.22
Fertility Sub Index -5.44
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -1.37 1.117 -1.53
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index -0.17
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 3.51

* Based on an €80/tonne carbon price