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 8.11
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -6.26 -0.375 2.34
Prot (kg) -9.17 -0.441 4.05
Fertility Sub Index -4.53
Calving Interval (days) 2.25 -1.459 -3.28
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.24
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index 3.51

* Based on an €80/tonne carbon price