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 7.60
Milk (kg) -425.00 -0.014 5.95
Fat (kg) 2.88 -0.375 -1.08
Prot (kg) -6.19 -0.441 2.73
Fertility Sub Index 2.30
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 1.56 1.117 1.74
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index 13.07
Carcass Weight (kg) -32.20 -0.528 16.99
Age of Slaughter (days) 9.06 -0.432 -3.91
Maintenance Sub Index Maint. Sub Index 23.42
Live WT (kg) -76.40 -0.307 23.42
Total Carbon Sub Index 47.67

* Based on an €80/tonne carbon price