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 7.54
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.69 -0.375 2.51
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 7.20
Calving Interval (days) -3.85 -1.459 5.62
Survival (%) 1.42 1.117 1.59
Calving Sub Index 1.31
Gestation Length (days) -1.43 -0.919 1.31
Beef Sub Index 3.55
Carcass Weight (kg) -6.90 -0.528 3.64
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 23.47

* Based on an €80/tonne carbon price