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 17.13
Milk (kg) -415.00 -0.014 5.81
Fat (kg) -12.66 -0.375 4.74
Prot (kg) -14.91 -0.441 6.58
Fertility Sub Index 10.42
Calving Interval (days) -6.45 -1.459 9.41
Survival (%) 0.90 1.117 1.01
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 3.30
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 35.09

* Based on an €80/tonne carbon price