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 6.93
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -7.00 -0.375 2.62
Prot (kg) -6.53 -0.441 2.88
Fertility Sub Index 7.16
Calving Interval (days) -4.78 -1.459 6.97
Survival (%) 0.17 1.117 0.19
Calving Sub Index -1.01
Gestation Length (days) 1.10 -0.919 -1.01
Beef Sub Index 1.15
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -0.10 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 16.81

* Based on an €80/tonne carbon price