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 8.30
Milk (kg) -350.00 -0.014 4.90
Fat (kg) -0.48 -0.375 0.18
Prot (kg) -7.29 -0.441 3.22
Fertility Sub Index 6.15
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 0.41 1.117 0.46
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.30
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 6.39 -0.432 -2.76
Maintenance Sub Index Maint. Sub Index 7.76
Live WT (kg) -25.30 -0.307 7.76
Total Carbon Sub Index 23.60

* Based on an €80/tonne carbon price