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 11.70
Milk (kg) -198.00 -0.014 2.77
Fat (kg) -9.97 -0.375 3.73
Prot (kg) -11.76 -0.441 5.19
Fertility Sub Index 1.48
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -0.21
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 16.82

* Based on an €80/tonne carbon price