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 4.23
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -4.14 -0.375 1.55
Prot (kg) -2.80 -0.441 1.24
Fertility Sub Index 9.38
Calving Interval (days) -5.88 -1.459 8.58
Survival (%) 0.72 1.117 0.80
Calving Sub Index 2.93
Gestation Length (days) -3.19 -0.919 2.93
Beef Sub Index 0.81
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 4.36 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 20.12

* Based on an €80/tonne carbon price