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 10.32
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -11.91 -0.375 4.46
Prot (kg) -9.82 -0.441 4.33
Fertility Sub Index -3.96
Calving Interval (days) 1.80 -1.459 -2.63
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.17
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.81 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 8.16

* Based on an €80/tonne carbon price