Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.64
Milk (kg) -102.00 -0.014 1.43
Fat (kg) 2.60 -0.375 -0.97
Prot (kg) -0.42 -0.441 0.19
Fertility Sub Index 1.10
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) 0.78 1.117 0.87
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index -0.29
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index 1.14

* Based on an €80/tonne carbon price