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 19.43
Milk (kg) -395.00 -0.014 5.53
Fat (kg) -20.70 -0.375 7.75
Prot (kg) -13.92 -0.441 6.14
Fertility Sub Index 6.76
Calving Interval (days) -3.93 -1.459 5.73
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.86
Gestation Length (days) 0.94 -0.919 -0.86
Beef Sub Index -1.45
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) -1.77 -0.432 0.76
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 25.38

* Based on an €80/tonne carbon price