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 -3.12
Milk (kg) -83.00 -0.014 1.16
Fat (kg) 6.52 -0.375 -2.44
Prot (kg) 4.16 -0.441 -1.84
Fertility Sub Index -1.07
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 1.86
Gestation Length (days) -2.02 -0.919 1.86
Beef Sub Index -0.07
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 1.58

* Based on an €80/tonne carbon price