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 7.57
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -3.08 -0.375 1.15
Prot (kg) -7.71 -0.441 3.40
Fertility Sub Index -2.18
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.72
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 6.63

* Based on an €80/tonne carbon price