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 6.06
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -5.75 -0.375 2.15
Prot (kg) -6.34 -0.441 2.80
Fertility Sub Index 16.58
Calving Interval (days) -7.62 -1.459 11.12
Survival (%) 4.89 1.117 5.46
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index 1.75
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 26.86

* Based on an €80/tonne carbon price