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 3.35
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -0.30 -0.375 0.11
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index 3.70
Calving Interval (days) -2.01 -1.459 2.93
Survival (%) 0.69 1.117 0.77
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 3.39
Carcass Weight (kg) -12.30 -0.528 6.49
Age of Slaughter (days) 7.17 -0.432 -3.10
Maintenance Sub Index Maint. Sub Index 7.76
Live WT (kg) -25.30 -0.307 7.76
Total Carbon Sub Index 19.75

* Based on an €80/tonne carbon price