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 9.30
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -7.42 -0.375 2.78
Prot (kg) -8.94 -0.441 3.95
Fertility Sub Index 5.44
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) 1.68 1.117 1.88
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index 6.00
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) -1.79 -0.432 0.77
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 26.50

* Based on an €80/tonne carbon price