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 16.12
Milk (kg) -469.00 -0.014 6.57
Fat (kg) -11.69 -0.375 4.38
Prot (kg) -11.73 -0.441 5.18
Fertility Sub Index 5.17
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) 0.72 1.117 0.80
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 0.75
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 22.86

* Based on an €80/tonne carbon price