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 6.05
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -7.54 -0.375 2.82
Prot (kg) -3.59 -0.441 1.58
Fertility Sub Index 7.65
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) 1.13 1.117 1.26
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.20
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 22.85

* Based on an €80/tonne carbon price