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 11.39
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -10.90 -0.375 4.08
Prot (kg) -11.23 -0.441 4.96
Fertility Sub Index 5.97
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 1.33 1.117 1.49
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -4.13
Carcass Weight (kg) 8.20 -0.528 -4.33
Age of Slaughter (days) -0.46 -0.432 0.20
Maintenance Sub Index Maint. Sub Index -3.16
Live WT (kg) 10.30 -0.307 -3.16
Total Carbon Sub Index 8.49

* Based on an €80/tonne carbon price