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 -0.03
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -1.26 -0.375 0.47
Prot (kg) 2.56 -0.441 -1.13
Fertility Sub Index 3.55
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.18 1.117 1.32
Calving Sub Index 2.28
Gestation Length (days) -2.48 -0.919 2.28
Beef Sub Index 0.59
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 7.30 -0.432 -3.15
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 7.93

* Based on an €80/tonne carbon price