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 9.69
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -3.53 -0.375 1.32
Prot (kg) -8.55 -0.441 3.77
Fertility Sub Index 6.11
Calving Interval (days) -2.48 -1.459 3.62
Survival (%) 2.23 1.117 2.49
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 3.06
Carcass Weight (kg) -13.40 -0.528 7.07
Age of Slaughter (days) 9.29 -0.432 -4.01
Maintenance Sub Index Maint. Sub Index 13.18
Live WT (kg) -43.00 -0.307 13.18
Total Carbon Sub Index 32.94

* Based on an €80/tonne carbon price