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 24.85
Milk (kg) -516.00 -0.014 7.22
Fat (kg) -24.55 -0.375 9.20
Prot (kg) -19.10 -0.441 8.43
Fertility Sub Index 4.50
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) 1.14 1.117 1.27
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -2.65
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 5.16 -0.432 -2.23
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 30.54

* Based on an €80/tonne carbon price