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 9.01
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -8.90 -0.375 3.33
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index -1.40
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.53
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 18.46

* Based on an €80/tonne carbon price