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 -4.50
Milk (kg) 168.00 -0.014 -2.35
Fat (kg) 3.64 -0.375 -1.36
Prot (kg) 1.78 -0.441 -0.79
Fertility Sub Index -7.21
Calving Interval (days) 2.83 -1.459 -4.13
Survival (%) -2.76 1.117 -3.08
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index -2.86
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 9.08 -0.432 -3.92
Maintenance Sub Index Maint. Sub Index -4.05
Live WT (kg) 13.20 -0.307 -4.05
Total Carbon Sub Index -17.17

* Based on an €80/tonne carbon price