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 2.76
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index 6.98
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 1.09 1.117 1.22
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 2.76
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 17.92

* Based on an €80/tonne carbon price