Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index -9.90
Milk (kg) 145.00 -0.014 -2.03
Fat (kg) 10.93 -0.375 -4.09
Prot (kg) 8.56 -0.441 -3.78
Fertility Sub Index -2.41
Calving Interval (days) 1.78 -1.459 -2.60
Survival (%) 0.17 1.117 0.19
Calving Sub Index 2.94
Gestation Length (days) -3.20 -0.919 2.94
Beef Sub Index -1.65
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 4.92 -0.432 -2.12
Maintenance Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -10.71
* Based on an €80/tonne carbon price