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 1.10
Milk (kg) -123.00 -0.014 1.72
Fat (kg) 0.99 -0.375 -0.37
Prot (kg) 0.56 -0.441 -0.25
Fertility Sub Index -10.22
Calving Interval (days) 5.11 -1.459 -7.46
Survival (%) -2.47 1.117 -2.76
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -1.19
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 4.09 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -8.87

* Based on an €80/tonne carbon price