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 10.76
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -9.61 -0.375 3.60
Prot (kg) -9.25 -0.441 4.08
Fertility Sub Index 4.80
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 1.35
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -0.32 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 23.64

* Based on an €80/tonne carbon price