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 7.69
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -8.63 -0.375 3.23
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index 4.84
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) 0.66 1.117 0.74
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 4.29
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) -3.09 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 20.52

* Based on an €80/tonne carbon price