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 2.31
Milk (kg) -219.00 -0.014 3.07
Fat (kg) 2.63 -0.375 -0.99
Prot (kg) -0.52 -0.441 0.23
Fertility Sub Index 8.02
Calving Interval (days) -4.03 -1.459 5.88
Survival (%) 1.92 1.117 2.15
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index 3.64
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 0.98 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 21.61

* Based on an €80/tonne carbon price