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 10.88
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -14.08 -0.375 5.27
Prot (kg) -6.33 -0.441 2.79
Fertility Sub Index 6.22
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) 1.49 1.117 1.66
Calving Sub Index -1.88
Gestation Length (days) 2.04 -0.919 -1.88
Beef Sub Index -2.01
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price