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 23.28
Milk (kg) -721.00 -0.014 10.09
Fat (kg) -14.92 -0.375 5.59
Prot (kg) -17.21 -0.441 7.60
Fertility Sub Index 8.09
Calving Interval (days) -4.92 -1.459 7.18
Survival (%) 0.82 1.117 0.92
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 2.45
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 38.19

* Based on an €80/tonne carbon price