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 0.19
Milk (kg) -146.00 -0.014 2.04
Fat (kg) 2.84 -0.375 -1.06
Prot (kg) 1.79 -0.441 -0.79
Fertility Sub Index 2.18
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index -3.65
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -1.04

* Based on an €80/tonne carbon price