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 3.86
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -5.66 -0.375 2.12
Prot (kg) -1.69 -0.441 0.75
Fertility Sub Index 5.05
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 1.48 1.117 1.65
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -1.55
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 5.30 -0.432 -2.29
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 10.95

* Based on an €80/tonne carbon price