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 -15.99
Milk (kg) -146.00 -0.014 2.04
Fat (kg) 22.80 -0.375 -8.54
Prot (kg) 21.51 -0.441 -9.49
Fertility Sub Index 4.45
Calving Interval (days) -4.23 -1.459 6.17
Survival (%) -1.54 1.117 -1.72
Calving Sub Index -3.71
Gestation Length (days) 4.04 -0.919 -3.71
Beef Sub Index 2.59
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -3.32 -0.432 1.43
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index -9.66

* Based on an €80/tonne carbon price