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 13.55
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -11.16 -0.375 4.18
Prot (kg) -12.77 -0.441 5.64
Fertility Sub Index 7.01
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 1.75
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 1.08 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 27.07

* Based on an €80/tonne carbon price