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 2.98
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -2.13 -0.375 0.80
Prot (kg) -1.93 -0.441 0.85
Fertility Sub Index 6.71
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 1.40 1.117 1.56
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 3.03
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) -0.91 -0.432 0.39
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 21.64

* Based on an €80/tonne carbon price