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 11.67
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -10.76 -0.375 4.03
Prot (kg) -7.74 -0.441 3.42
Fertility Sub Index 5.55
Calving Interval (days) -3.43 -1.459 5.00
Survival (%) 0.49 1.117 0.55
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.35
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -3.25 -0.432 1.40
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 21.98

* Based on an €80/tonne carbon price