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 17.98
Milk (kg) -358.00 -0.014 5.01
Fat (kg) -15.59 -0.375 5.84
Prot (kg) -16.16 -0.441 7.13
Fertility Sub Index 1.90
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 20.17

* Based on an €80/tonne carbon price