PH krav - kilogramů mléka
| Rok | Počet | PH | SD |
| 1992 | 56106 | -393.54 | 414.60 |
| 1993 | 64566 | -379.83 | 434.78 |
| 1994 | 65204 | -495.80 | 390.71 |
| 1995 | 66873 | -504.58 | 427.41 |
| 1996 | 67490 | -482.46 | 462.71 |
| 1997 | 71274 | -409.67 | 481.79 |
| 1998 | 72970 | -332.15 | 503.00 |
| 1999 | 74665 | -254.42 | 516.78 |
| 2000 | 73244 | -217.84 | 519.86 |
| 2001 | 66257 | -157.29 | 552.21 |
| 2002 | 62674 | -96.44 | 564.78 |
| 2003 | 64159 | -65.24 | 575.26 |
| 2004 | 63104 | -62.55 | 586.81 |
| 2005 | 62082 | -52.98 | 579.28 |
| 2006 | 62024 | -28.42 | 591.57 |
| 2007 | 59815 | 20.32 | 596.88 |
| 2008 | 59116 | 11.55 | 613.32 |
| 2009 | 61281 | 44.05 | 615.80 |
| 2010 | 59129 | 79.62 | 621.12 |
| 2011 | 60510 | 94.10 | 618.10 |
| 2012 | 62181 | 127.05 | 600.21 |
| 2013 | 62307 | 145.49 | 606.64 |
| 2014 | 64684 | 159.68 | 613.03 |
| 2015 | 64323 | 195.29 | 614.82 |
| 2016 | 65895 | 230.16 | 609.12 |
| 2017 | 66275 | 258.68 | 618.40 |
| 2018 | 67121 | 301.50 | 603.81 |
| 2019 | 37427 | 367.39 | 553.21 |
| 2020 | 1 | 780.00 | .00 |