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 24.27
Milk (kg) -609.00 -0.014 8.53
Fat (kg) -20.52 -0.375 7.69
Prot (kg) -18.25 -0.441 8.05
Fertility Sub Index 4.40
Calving Interval (days) -2.73 -1.459 3.98
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 1.38
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 33.13

* Based on an €80/tonne carbon price