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 6.95
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -4.07 -0.441 1.80
Fertility Sub Index 3.16
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 0.40 1.117 0.45
Calving Sub Index -1.37
Gestation Length (days) 1.49 -0.919 -1.37
Beef Sub Index -0.80
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.42 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 10.95

* Based on an €80/tonne carbon price