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 7.65
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -6.34 -0.375 2.37
Prot (kg) -4.36 -0.441 1.92
Fertility Sub Index 6.63
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 1.77 1.117 1.98
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.43
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 20.17

* Based on an €80/tonne carbon price