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 6.69
Milk (kg) -200.00 -0.014 2.80
Fat (kg) -5.01 -0.375 1.88
Prot (kg) -4.57 -0.441 2.02
Fertility Sub Index 5.08
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.22
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 21.00

* Based on an €80/tonne carbon price