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 9.24
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -10.50 -0.375 3.93
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index 6.40
Calving Interval (days) -3.69 -1.459 5.38
Survival (%) 0.91 1.117 1.02
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.41
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 24.91

* Based on an €80/tonne carbon price