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 4.31
Milk (kg) -345.00 -0.014 4.83
Fat (kg) 2.68 -0.375 -1.00
Prot (kg) -1.10 -0.441 0.49
Fertility Sub Index 9.33
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) 2.58 1.117 2.88
Calving Sub Index 3.44
Gestation Length (days) -3.74 -0.919 3.44
Beef Sub Index -1.04
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 5.23 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 14.50

* Based on an €80/tonne carbon price