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 2.12
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -2.69 -0.375 1.01
Prot (kg) -0.56 -0.441 0.25
Fertility Sub Index -0.11
Calving Interval (days) 1.14 -1.459 -1.66
Survival (%) 1.39 1.117 1.55
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index -1.88
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 8.63 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 6.87
Live WT (kg) -22.40 -0.307 6.87
Total Carbon Sub Index 6.74

* Based on an €80/tonne carbon price