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 6.14
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -5.69 -0.375 2.13
Prot (kg) -5.08 -0.441 2.24
Fertility Sub Index 5.84
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) 1.94 1.117 2.17
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.36
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 19.92

* Based on an €80/tonne carbon price