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 8.57
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -3.94 -0.375 1.48
Prot (kg) -8.91 -0.441 3.93
Fertility Sub Index 4.96
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 0.52 1.117 0.58
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 1.01
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.21 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 17.88

* Based on an €80/tonne carbon price