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 17.00
Milk (kg) -446.00 -0.014 6.24
Fat (kg) -15.77 -0.375 5.91
Prot (kg) -10.99 -0.441 4.85
Fertility Sub Index 5.08
Calving Interval (days) -3.16 -1.459 4.61
Survival (%) 0.42 1.117 0.47
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.98
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -2.87 -0.432 1.24
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 26.74

* Based on an €80/tonne carbon price