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 9.66
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -9.56 -0.375 3.58
Prot (kg) -7.56 -0.441 3.34
Fertility Sub Index 6.18
Calving Interval (days) -3.50 -1.459 5.11
Survival (%) 0.96 1.117 1.07
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index -0.06
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 17.99

* Based on an €80/tonne carbon price