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 -3.62
Milk (kg) 65.00 -0.014 -0.91
Fat (kg) 4.32 -0.375 -1.62
Prot (kg) 2.48 -0.441 -1.09
Fertility Sub Index 3.54
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 0.84 1.117 0.94
Calving Sub Index 3.02
Gestation Length (days) -3.29 -0.919 3.02
Beef Sub Index 0.10
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 5.80

* Based on an €80/tonne carbon price