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 -1.05
Milk (kg) 75.00 -0.014 -1.05
Fat (kg) 1.54 -0.375 -0.58
Prot (kg) -1.31 -0.441 0.58
Fertility Sub Index -15.73
Calving Interval (days) 8.18 -1.459 -11.93
Survival (%) -3.40 1.117 -3.80
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -2.61
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 4.33 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index -1.59
Live WT (kg) 5.20 -0.307 -1.59
Total Carbon Sub Index -20.41

* Based on an €80/tonne carbon price