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 -2.16
Milk (kg) 50.00 -0.014 -0.70
Fat (kg) 2.24 -0.375 -0.84
Prot (kg) 1.41 -0.441 -0.62
Fertility Sub Index -16.15
Calving Interval (days) 7.46 -1.459 -10.88
Survival (%) -4.71 1.117 -5.26
Calving Sub Index 1.30
Gestation Length (days) -1.41 -0.919 1.30
Beef Sub Index -0.68
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index -21.07

* Based on an €80/tonne carbon price