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 4.59
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index 7.75
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 1.88 1.117 2.10
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.37
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.17 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 20.93

* Based on an €80/tonne carbon price