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 22.79
Milk (kg) -695.00 -0.014 9.73
Fat (kg) -13.88 -0.375 5.20
Prot (kg) -17.81 -0.441 7.86
Fertility Sub Index 3.68
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.99
Gestation Length (days) -1.08 -0.919 0.99
Beef Sub Index 10.88
Carcass Weight (kg) -27.40 -0.528 14.45
Age of Slaughter (days) 8.29 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 18.76
Live WT (kg) -61.20 -0.307 18.76
Total Carbon Sub Index 57.10

* Based on an €80/tonne carbon price