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 4.52
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -3.94 -0.375 1.48
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index 5.71
Calving Interval (days) -2.84 -1.459 4.14
Survival (%) 1.40 1.117 1.56
Calving Sub Index 0.01
Gestation Length (days) -0.01 -0.919 0.01
Beef Sub Index 0.34
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 16.84

* Based on an €80/tonne carbon price