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 17.10
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -18.62 -0.375 6.97
Prot (kg) -13.20 -0.441 5.83
Fertility Sub Index 10.10
Calving Interval (days) -5.26 -1.459 7.67
Survival (%) 2.17 1.117 2.42
Calving Sub Index 1.19
Gestation Length (days) -1.29 -0.919 1.19
Beef Sub Index 5.14
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) -3.22 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 36.30

* Based on an €80/tonne carbon price