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 10.05
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -10.16 -0.375 3.81
Prot (kg) -7.81 -0.441 3.45
Fertility Sub Index 8.08
Calving Interval (days) -5.23 -1.459 7.63
Survival (%) 0.40 1.117 0.45
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 3.25
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 25.68

* Based on an €80/tonne carbon price