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 12.66
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -10.83 -0.375 4.06
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index 5.90
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 1.18 1.117 1.32
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index 2.90
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 24.71

* Based on an €80/tonne carbon price