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 15.10
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -18.46 -0.375 6.91
Prot (kg) -10.87 -0.441 4.80
Fertility Sub Index 9.22
Calving Interval (days) -5.27 -1.459 7.69
Survival (%) 1.37 1.117 1.53
Calving Sub Index -0.02
Gestation Length (days) 0.02 -0.919 -0.02
Beef Sub Index 0.71
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 30.09

* Based on an €80/tonne carbon price