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 8.89
Milk (kg) 61.00 -0.014 -0.85
Fat (kg) -12.12 -0.375 4.54
Prot (kg) -11.80 -0.441 5.21
Fertility Sub Index 1.66
Calving Interval (days) -1.09 -1.459 1.59
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 0.40
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.86 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 11.14

* Based on an €80/tonne carbon price