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 5.55
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -1.16 -0.375 0.43
Prot (kg) -4.75 -0.441 2.10
Fertility Sub Index 6.27
Calving Interval (days) -3.80 -1.459 5.54
Survival (%) 0.65 1.117 0.73
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -1.30
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 8.87 -0.432 -3.83
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 19.03

* Based on an €80/tonne carbon price