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 11.08
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -5.63 -0.375 2.11
Prot (kg) -12.39 -0.441 5.47
Fertility Sub Index 8.57
Calving Interval (days) -5.13 -1.459 7.48
Survival (%) 0.97 1.117 1.08
Calving Sub Index -0.59
Gestation Length (days) 0.64 -0.919 -0.59
Beef Sub Index 2.73
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) -0.10 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 25.47

* Based on an €80/tonne carbon price