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 -3.00
Milk (kg) 85.00 -0.014 -1.19
Fat (kg) 1.42 -0.375 -0.53
Prot (kg) 2.90 -0.441 -1.28
Fertility Sub Index 3.41
Calving Interval (days) -1.99 -1.459 2.90
Survival (%) 0.45 1.117 0.50
Calving Sub Index -1.05
Gestation Length (days) 1.14 -0.919 -1.05
Beef Sub Index -5.91
Carcass Weight (kg) 8.20 -0.528 -4.33
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index -8.57

* Based on an €80/tonne carbon price