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 15.29
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -13.02 -0.375 4.88
Prot (kg) -13.20 -0.441 5.83
Fertility Sub Index 7.11
Calving Interval (days) -4.21 -1.459 6.14
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 0.24
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 26.06

* Based on an €80/tonne carbon price