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 20.68
Milk (kg) -483.00 -0.014 6.76
Fat (kg) -21.89 -0.375 8.20
Prot (kg) -12.95 -0.441 5.72
Fertility Sub Index 6.48
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 1.69 1.117 1.89
Calving Sub Index 1.85
Gestation Length (days) -2.01 -0.919 1.85
Beef Sub Index 2.54
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -3.20 -0.432 1.38
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 37.10

* Based on an €80/tonne carbon price