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 6.00
Milk (kg) -133.00 -0.014 1.86
Fat (kg) -6.03 -0.375 2.26
Prot (kg) -4.26 -0.441 1.88
Fertility Sub Index 7.98
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 1.74 1.117 1.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.09
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 22.14

* Based on an €80/tonne carbon price