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 0.54
Milk (kg) -74.00 -0.014 1.04
Fat (kg) 1.83 -0.375 -0.69
Prot (kg) -0.42 -0.441 0.19
Fertility Sub Index 5.02
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 1.33 1.117 1.49
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.07
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.71 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 15.58

* Based on an €80/tonne carbon price