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 4.07
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -2.93 -0.375 1.10
Prot (kg) -3.65 -0.441 1.61
Fertility Sub Index -2.72
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) -0.74 1.117 -0.83
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.52
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 10.88

* Based on an €80/tonne carbon price