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 22.18
Milk (kg) -455.00 -0.014 6.37
Fat (kg) -18.92 -0.375 7.09
Prot (kg) -19.76 -0.441 8.72
Fertility Sub Index -5.58
Calving Interval (days) 2.03 -1.459 -2.96
Survival (%) -2.34 1.117 -2.61
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 1.20
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 20.81

* Based on an €80/tonne carbon price