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 6.80
Milk (kg) -131.00 -0.014 1.83
Fat (kg) -3.34 -0.375 1.25
Prot (kg) -8.42 -0.441 3.72
Fertility Sub Index 5.13
Calving Interval (days) -3.23 -1.459 4.71
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 2.11
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 17.95

* Based on an €80/tonne carbon price