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 20.90
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -22.98 -0.375 8.61
Prot (kg) -17.25 -0.441 7.61
Fertility Sub Index 5.90
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 1.83 1.117 2.04
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -2.11
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.33 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 29.51

* Based on an €80/tonne carbon price