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 24.08
Milk (kg) -609.00 -0.014 8.53
Fat (kg) -20.09 -0.375 7.52
Prot (kg) -18.19 -0.441 8.03
Fertility Sub Index 6.31
Calving Interval (days) -3.69 -1.459 5.38
Survival (%) 0.83 1.117 0.93
Calving Sub Index 1.01
Gestation Length (days) -1.10 -0.919 1.01
Beef Sub Index 0.47
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 35.03

* Based on an €80/tonne carbon price