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 6.76
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.70 -0.375 2.13
Prot (kg) -5.51 -0.441 2.43
Fertility Sub Index -6.19
Calving Interval (days) 3.77 -1.459 -5.50
Survival (%) -0.62 1.117 -0.69
Calving Sub Index -1.24
Gestation Length (days) 1.35 -0.919 -1.24
Beef Sub Index 0.21
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 4.65 -0.432 -2.01
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 5.48

* Based on an €80/tonne carbon price