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 7.99
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -8.86 -0.375 3.32
Prot (kg) -5.50 -0.441 2.43
Fertility Sub Index 5.38
Calving Interval (days) -2.57 -1.459 3.75
Survival (%) 1.46 1.117 1.63
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.51
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 22.58

* Based on an €80/tonne carbon price