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 -3.46
Milk (kg) 85.00 -0.014 -1.19
Fat (kg) 0.71 -0.375 -0.27
Prot (kg) 4.53 -0.441 -2.00
Fertility Sub Index -5.19
Calving Interval (days) 2.61 -1.459 -3.81
Survival (%) -1.24 1.117 -1.39
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 0.25
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -6.14

* Based on an €80/tonne carbon price