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 7.86
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -7.97 -0.375 2.99
Prot (kg) -7.99 -0.441 3.53
Fertility Sub Index -0.42
Calving Interval (days) 0.48 -1.459 -0.70
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 1.69
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 10.13

* Based on an €80/tonne carbon price