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 6.01
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -5.04 -0.375 1.89
Prot (kg) -4.77 -0.441 2.11
Fertility Sub Index 7.62
Calving Interval (days) -4.31 -1.459 6.29
Survival (%) 1.19 1.117 1.33
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 0.62
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 19.02

* Based on an €80/tonne carbon price