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 -3.50
Milk (kg) 181.00 -0.014 -2.53
Fat (kg) 2.64 -0.375 -0.99
Prot (kg) -0.05 -0.441 0.02
Fertility Sub Index -6.00
Calving Interval (days) 3.25 -1.459 -4.74
Survival (%) -1.13 1.117 -1.26
Calving Sub Index 1.67
Gestation Length (days) -1.82 -0.919 1.67
Beef Sub Index 0.64
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index -4.87

* Based on an €80/tonne carbon price