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 7.30
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -4.28 -0.375 1.60
Prot (kg) -7.11 -0.441 3.14
Fertility Sub Index 7.26
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 0.83 1.117 0.93
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index 0.80
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 19.02

* Based on an €80/tonne carbon price