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 7.92
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -8.26 -0.375 3.09
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 5.16
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -1.23
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 5.18 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 18.67

* Based on an €80/tonne carbon price