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 12.38
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -12.97 -0.375 4.86
Prot (kg) -11.43 -0.441 5.04
Fertility Sub Index 8.16
Calving Interval (days) -4.98 -1.459 7.27
Survival (%) 0.80 1.117 0.89
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 0.17
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 24.27

* Based on an €80/tonne carbon price