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 7.06
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -5.97 -0.375 2.24
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index 8.30
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) 1.83 1.117 2.04
Calving Sub Index 0.60
Gestation Length (days) -0.65 -0.919 0.60
Beef Sub Index 0.75
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 4.12 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 18.99

* Based on an €80/tonne carbon price