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 0.41
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -0.55 -0.375 0.21
Prot (kg) -0.14 -0.441 0.06
Fertility Sub Index -0.53
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.16 1.117 1.30
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index -1.82
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 7.64 -0.432 -3.30
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 3.80

* Based on an €80/tonne carbon price