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 30.34
Milk (kg) -684.00 -0.014 9.58
Fat (kg) -27.28 -0.375 10.22
Prot (kg) -23.90 -0.441 10.55
Fertility Sub Index -1.72
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -2.10 1.117 -2.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.29
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.88 -0.432 0.81
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 33.24

* Based on an €80/tonne carbon price