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 1.07
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -2.64 -0.375 0.99
Prot (kg) 3.12 -0.441 -1.38
Fertility Sub Index 6.97
Calving Interval (days) -3.30 -1.459 4.81
Survival (%) 1.93 1.117 2.16
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 1.85
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 3.90 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 16.82

* Based on an €80/tonne carbon price