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 1.85
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -1.51 -0.375 0.57
Prot (kg) -1.95 -0.441 0.86
Fertility Sub Index 7.92
Calving Interval (days) -4.66 -1.459 6.80
Survival (%) 1.00 1.117 1.12
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 3.08
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 19.24

* Based on an €80/tonne carbon price