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 12.48
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -12.42 -0.375 4.65
Prot (kg) -10.03 -0.441 4.43
Fertility Sub Index 9.88
Calving Interval (days) -4.94 -1.459 7.21
Survival (%) 2.39 1.117 2.67
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 0.83
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 27.21

* Based on an €80/tonne carbon price