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 14.48
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -9.31 -0.375 3.49
Prot (kg) -17.58 -0.441 7.76
Fertility Sub Index 3.03
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.75 1.117 0.84
Calving Sub Index -2.21
Gestation Length (days) 2.40 -0.919 -2.21
Beef Sub Index -1.20
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 4.50 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 19.13

* Based on an €80/tonne carbon price