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 5.14
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -5.01 -0.375 1.88
Prot (kg) -2.41 -0.441 1.06
Fertility Sub Index 9.41
Calving Interval (days) -5.51 -1.459 8.04
Survival (%) 1.23 1.117 1.37
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 3.64
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 26.22

* Based on an €80/tonne carbon price